{
  "chapter_id": 1,
  "chapter_title": "Solutions",
  "uploaded_filename": "Chapter1.zip",
  "uploaded_sha256": "76a24fe7027e40d68be19f35942a0c0ed4d9c8ee2c8088c4018987a9fb7bff2b",
  "status": "confirmed",
  "sections": [
    {
      "section_id": "1.2",
      "section_title": "Topic-wise Q & A",
      "heading_text": "",
      "detected_type": "SUB",
      "match_confidence": 0,
      "questions": [
        {
          "sequence_no": 1,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Define the term solution. How many types of solutions exist? Write briefly about each type with an example.</div>",
          "answer_text": "<div class=\"Normal idf9ef215b7-ParaOverride-4\">‘Solution is homogeneous mixture of two or more than two components.’</div>\n<table class=\"Basic-Table TableOverride-1\" id=\"table001\">\n<colgroup>\n<col class=\"_idGenTableRowColumn-1\">\n<col class=\"_idGenTableRowColumn-2\">\n<col class=\"_idGenTableRowColumn-3\">\n</colgroup>\n<tbody>\n<tr class=\"Basic-Table _idGenTableRowColumn-4\">\n<td class=\"Basic-Table CellOverride-1\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Types of Solution</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-1\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Physical State of Solute</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-1\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Physical State of Solvent</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-2\" rowspan=\"6\">\n<p class=\"Normal idf9ef215b7-ParaOverride-6\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Gaseous Solutions</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Gas</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Gas</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-4\">\n<td class=\"Basic-Table CellOverride-4\" colspan=\"2\">\n<p class=\"Normal idf9ef215b7-ParaOverride-6\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Example:</span><span class=\"idf9ef215b7-CharOverride-2\"> Mixture of oxygen and nitrogen gases.</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Liquid</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Gas</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-4\">\n<td class=\"Basic-Table CellOverride-4\" colspan=\"2\">\n<p class=\"Normal idf9ef215b7-ParaOverride-6\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Example: </span><span class=\"idf9ef215b7-CharOverride-2\">Chloroform mixed with nitrogen gas</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Solid</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Gas</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-4\" colspan=\"2\">\n<p class=\"Normal idf9ef215b7-ParaOverride-7\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Example: </span><span class=\"idf9ef215b7-CharOverride-2\">Camphor </span><span class=\"idf9ef215b7-CharOverride-2\">in nitrogen gas</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-2\" rowspan=\"6\">\n<p class=\"Normal idf9ef215b7-ParaOverride-6\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Liquid Solutions</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Gas</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Liquid</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-4\">\n<td class=\"Basic-Table CellOverride-4\" colspan=\"2\">\n<p class=\"Normal idf9ef215b7-ParaOverride-6\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Example: </span><span class=\"idf9ef215b7-CharOverride-2\">Oxygen dissolved in water, CO</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> dissolved in water</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Liquid</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Liquid</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-4\" colspan=\"2\">\n<p class=\"Normal idf9ef215b7-ParaOverride-7\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Example: </span><span class=\"idf9ef215b7-CharOverride-2\">Ethanol dissolved in water</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Solid</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Liquid</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-4\">\n<td class=\"Basic-Table CellOverride-4\" colspan=\"2\">\n<p class=\"Normal idf9ef215b7-ParaOverride-7\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Example: </span><span class=\"idf9ef215b7-CharOverride-2\">Glucose dissolved in water, NaCl dissolved in water</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-2\" rowspan=\"6\">\n<p class=\"Normal idf9ef215b7-ParaOverride-6\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Solid Solutions</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Gas</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Solid</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-4\">\n<td class=\"Basic-Table CellOverride-4\" colspan=\"2\">\n<p class=\"Normal idf9ef215b7-ParaOverride-7\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Example: </span><span class=\"idf9ef215b7-CharOverride-2\">Solution of hydrogen in palladium</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Liquid</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Solid</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-4\">\n<td class=\"Basic-Table CellOverride-4\" colspan=\"2\">\n<p class=\"Normal idf9ef215b7-ParaOverride-6\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Example: </span><span class=\"idf9ef215b7-CharOverride-2\">Amalgam of mercury with sodium</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Solid</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">Solid</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-5\">\n<td class=\"Basic-Table CellOverride-4\" colspan=\"2\">\n<p class=\"Normal idf9ef215b7-ParaOverride-7\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-3\">Example: </span><span class=\"idf9ef215b7-CharOverride-2\">Copper </span><span class=\"idf9ef215b7-CharOverride-2\">dissolved in gold</span></p>\n</td>\n</tr>\n</tbody>\n</table>",
          "type": "SUB",
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          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Define the term solution. How many types of solutions exist? Write briefly about each type with an example.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "1"
          }
        },
        {
          "sequence_no": 2,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Give an example of a solid solution in which the solute is a gas.<span class=\"idf9ef215b7-CharOverride-5\"></span></div>",
          "answer_text": "<div class=\"Normal\">of hydrogen (solute) in Palladium (Pd), (solvent).</div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
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          "metadata": {
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            "deduction_level": 0,
            "marks": 1,
            "original_raw_text": " Give an example of a solid solution in which the solute is a gas.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "2"
          }
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        {
          "sequence_no": 3,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What is concentration of solution? Write down different types of units of concentration?</div>",
          "answer_text": "<div class=\"Normal\">‘The amount of solute present in per unit volume of solution is known as concentration.’</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">There are 9 types of units of concentration:</div>\n<div class=\"Normal\">\t(1) % w/w (Mass percentage)</div>\n<div class=\"Normal\">\t(2) % v/v (Volume percentage)</div>\n<div class=\"Normal\">\t(3) % w/v (Mass by volume percentage)</div>\n<div class=\"Normal\">\t(4) ppm (Parts per million)</div>\n<div class=\"Normal\">\t(5) Mole-Fraction (<span class=\"idf9ef215b7-CharOverride-6\">X</span>)</div>\n<div class=\"Normal\">\t(6) Molarity (M)</div>\n<div class=\"Normal\">\t(7) Molality (m)</div>\n<div class=\"Normal\">\t(8) Normality (N)</div>\n<div class=\"Normal\">\t(9) Formality (F)</div>",
          "type": "SUB",
          "type_uncertain": false,
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          "metadata": {
            "deduction_level": 0,
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            "original_raw_text": " What is concentration of solution? Write down different types of units of concentration?",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "3"
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        },
        {
          "sequence_no": 4,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain (% W/W) mass percentage with example.<span class=\"idf9ef215b7-CharOverride-7\"> </span></div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English\">\t‘The mass of solute (g) dissolved in 100 gram of solution is known as mass percentage (% w/w).’</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">%</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">component</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-11\">\t=<span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 100</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">if</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">described</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"><br></span><span class=\"idf9ef215b7-CharOverride-2\">10%</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">glucose</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">it</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">means</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">10</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">glucose</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dissolved</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">90</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">resulting</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">100</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Concentration</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">described</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">percentage</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">commonly</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">used</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">industrial</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">chemical</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">applications.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">commercial</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">bleaching</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">contains</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">3.62</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">percentage</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sodium</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">hypochlorite</span><span class=\"idf9ef215b7-CharOverride-2\"><br></span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water.</span></div>",
          "type": "SUB",
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            "original_raw_text": " Explain (% W/W) mass percentage with example. ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "4"
          }
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        {
          "sequence_no": 5,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain (% V/V) volume percentage with<br>example.</div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English\">\t‘The volume of solute (ml) dissolved in 100 ml solution is known as volume </span><span class=\"Normal-English\">percentage (% v/v)’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Volume</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">%</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">component</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-11\"><span class=\"idf9ef215b7-CharOverride-2\"> </span>=<span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 100</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">10%</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ethanol</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">means</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">10</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mL</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ethanol</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dissolved</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">such</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">total</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">volume</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">100</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mL.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Solutions</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">containing</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquids</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">commonly</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">expressed</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">this</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">unit.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">35%</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(v/v)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ethylene</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">glycol,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">an</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">antifreeze,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">used</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">cars</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">cooling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">engine.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">At</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">this</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">concentration</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">antifreeze</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">lowers</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">freezing</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">255.4K</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(–17.6°C).</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Explain (% V/V) volume percentage withexample.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "5"
          }
        },
        {
          "sequence_no": 6,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain (% W/V) mass by volume percentage with example.</div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English\">\t‘The mass of solute (g) dissolved in 100 ml solution is called mass by volume percentage </span><span class=\"Normal-English\">(% W/V)’.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-12\"><span class=\"Normal-English\">\t\t% W/V = </span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">For</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">example</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">5%</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">W/V</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">aqueous</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">sugar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">means</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">5</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">gram</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">sugar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">dissolved</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">100</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">ml</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Explain (% W/V) mass by volume percentage with example.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "6"
          }
        },
        {
          "sequence_no": 7,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain parts per million (ppm) with example. </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-9\"> </span><span class=\"Normal-English\">‘When a solute is present in trace quantities, it is convenient to express concentration in parts per million (ppm).’</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-13\"><span class=\"idf9ef215b7-CharOverride-2\">Parts</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">per</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">million</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\">\t= </span><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">6</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Parts</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">per</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">million</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">can</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">also</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">expressed</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">volume</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">volume</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">volume.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">litre</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sea</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(which</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">weighs</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1030</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">contains</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">about</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">6</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">x</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dissolved</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">oxygen</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(O</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">).</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Such</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">small</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">concentration</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">also</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">expressed</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">5.8</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">per</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">10</span><span class=\"idf9ef215b7-CharOverride-11\">6</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(5.8</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ppm)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sea</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">concentration</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pollutants</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">atmosphere</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">often</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">expressed</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">terms</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">µ</span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mL</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ppm.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Explain parts per million (ppm) with example. ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "7"
          }
        },
        {
          "sequence_no": 8,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain mole fraction is detail.<span class=\"idf9ef215b7-CharOverride-7\"></span></div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English\">\t‘Mole Fraction of component is ratio of mole of component and total moles of all component in solution’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">denoted</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">x</span><span class=\"idf9ef215b7-CharOverride-2\">.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">component</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-15\"><span class=\"idf9ef215b7-CharOverride-2\">\t= </span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">binary</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mixture,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">if</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">number</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">moles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">B</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">n</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">n</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">respectively,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">will</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-16\"><span class=\"idf9ef215b7-CharOverride-6\">x</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:2.11rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-14\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-115536.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">containing</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">number</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">components,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">we</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">have</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-17\"><span class=\"Normal-English idf9ef215b7-CharOverride-6\">x</span><span class=\"Normal-English idf9ef215b7-CharOverride-12\">i</span><span class=\"Normal-English\"> = <img style=\"height:2.11rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-15\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0221-110507.png\"> = <img style=\"height:2.45rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-16\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-115824.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">It</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">can</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">shown</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">given</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sum</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">all</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fractions</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">unity</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(1)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-18\"><span class=\"idf9ef215b7-CharOverride-6\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> + </span><span class=\"idf9ef215b7-CharOverride-6\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> + ......... + </span><span class=\"idf9ef215b7-CharOverride-6\">x</span><span class=\"idf9ef215b7-CharOverride-13\">i</span><span class=\"idf9ef215b7-CharOverride-6\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= 1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">unit</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">very</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">useful</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">relating</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">some</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">physical</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">properties</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solutions,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">say</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">with</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">concentration</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">quite</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">useful</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">describing</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">calculations</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">involving</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gas</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mixtures.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-115536.png",
              "position": "answer",
              "context": "x A ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-0221-110507.png",
              "position": "answer",
              "context": "x i = ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-115824.png",
              "position": "answer",
              "context": "x i = ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Explain mole fraction is detail.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "8"
          }
        },
        {
          "sequence_no": 9,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain molarity in detail. <span class=\"idf9ef215b7-CharOverride-7\"> </span></div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English\">\tMolarity (M) is defined as number of moles of  solute dissolved in one litre of solution.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-20\"><span class=\"idf9ef215b7-CharOverride-2\">Molarity</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.25</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mol</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">L</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.25</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">M)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">NaOH</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">means</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.25</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mol</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">NaOH</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">has</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">been</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dissolved</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">one</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">litre</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">one</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">cubic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">decimetre)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-21\"><span class=\"idf9ef215b7-CharOverride-2\">Unit</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molarity</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-20\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0117-110120.png\">,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Molar</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0117-110120.png",
              "position": "answer",
              "context": "Unit of molarity is , Molar"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Explain molarity in detail.  ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "9"
          }
        },
        {
          "sequence_no": 10,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain molality in details.<span class=\"idf9ef215b7-CharOverride-7\"></span></div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English\">\tMolality (m) is defined as the number of moles of the solute per kilogram (kg) of the solvent.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-20\"><span class=\"idf9ef215b7-CharOverride-2\">Molality</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(m)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-22\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1214-124252.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1.00</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mol</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">kg</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1.00</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">m)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">KCl</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">means</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mol</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(74.5</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">KCl</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dissolved</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">kg</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Unit</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molality</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-23\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1216-140028.png\">,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Molal</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(m).</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1214-124252.png",
              "position": "answer",
              "context": "Molality (m) ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1216-140028.png",
              "position": "answer",
              "context": "Unit of molality is , or Molal (m)."
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Explain molality in details.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "10"
          }
        },
        {
          "sequence_no": 11,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What is solubility? Explain solubility of a solid in a liquid.</div>",
          "answer_text": "<div class=\"Normal\">Solubility of a substance is its maximum amount that can be dissolved in a specified amount of solvent at a specified temperature.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Solubility</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">depends</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">upon</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(1)\tNature of solute and solvent</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t(2)\tTemperature</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t(3)\tPressure</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Nature</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">of</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">solute</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">and</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">solvent:</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English\">Every</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solid</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">does</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">not</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">dissolve</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">given</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">liquid.</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">While</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">sodium</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">chloride</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">sugar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">dissolve</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">readily</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">water,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">naphthalene</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">anthracene</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">do</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">not.</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">On</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">other</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">hand,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">naphthalene</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">anthracene</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">dissolve</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">readily</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">benzene</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">but</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">sodium</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">chloride</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">sugar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">do</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">not.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">It</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">observed</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">that</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">polar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solutes</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">dissolve</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">polar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solvents</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">non-polar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solutes</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">non-polar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solvents.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">In</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">general,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solute</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">dissolve</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solvent</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">if</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">intermolecular</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">interactions</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">are</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">similar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">two</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">or</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">we</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">may</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">say</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">like</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">dissolves</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">like.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Effect</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">of</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">temperature:</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">The</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solubility</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solid</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">liquid</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">significantly</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">affected</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">by</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">temperature</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">changes.</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\tSolute + Solvent <img style=\"height:0.84rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-27\" src=\"/index/41/chapters/1/img/Chapter1/22.png\"> Solution</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">This,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">being</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">dynamic</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">equilibrium,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">must</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">follow</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Le</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Chateliers</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Principle.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">If</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">nearly</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">saturated</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">dissolution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">process</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">endothermic</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">(</span><span class=\"Symbol\">D</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">sol</span><span class=\"Normal-English\">H</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">&gt;</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">0),</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solubility</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">should</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">increase</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">with</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">rise</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">temperature.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">If</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">it</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">exothermic</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">(</span><span class=\"Symbol\">D</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">sol</span><span class=\"Normal-English\">H</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">&lt;</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">0)</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solubility</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">should</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">decrease.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Effect</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">of</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">pressure:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span>Pressure does not have any significant effect on solubility of solids in liquids.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">It</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">so</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">because</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solids</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquids</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">highly</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">incompressible</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">practically</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">remain</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">unaffected</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">changes</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
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          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/22.png",
              "position": "answer",
              "context": "Solute + Solvent Solution"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " What is solubility? Explain solubility of a solid in a liquid.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-22",
            "source_html": "Chapter1",
            "source_number": "11"
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        },
        {
          "sequence_no": 12,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Why do gases always tend to be less soluble in liquids as the temperature is raised?</div>",
          "answer_text": "<div class=\"Normal\">Solubility of gases in liquids decreases with an increase in temperature. This is because dissolution of gases in liquids is an exothermic process.</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">Gas + Liquid </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">→</span><span class=\"Normal-English\"> Solution + Heat</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Therefore,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">when</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">increased,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">heat</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">supplied</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">equilibrium</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">shifts</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">backwards,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">thereby</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">decreasing</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solubility</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gases.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
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            "original_raw_text": " Why do gases always tend to be less soluble in liquids as the temperature is raised?",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "12"
          }
        },
        {
          "sequence_no": 13,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain solubility of gas in a liquid solvent. </div>",
          "answer_text": "<div class=\"Normal\">Many gases dissolve in water. Oxygen dissolves only to a small extent in water. It is this dissolved oxygen which sustains all aquatic life. On the other hand, hydrogen chloride gas (HCl) is highly soluble in water.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Solubility</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquids</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">greatly</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">affected</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Effect</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">of</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">pressure:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solubility</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">increase</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">with</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">increases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure.</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\">\t(Pressure </span><span class=\"idf9ef215b7-CharOverride-8\" lang=\"en-US\">∝ </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\">solubility of gas) </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-18\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:6.5rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-30\" src=\"/index/41/chapters/1/img/Chapter1/25.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">Consider a system as shown in Fig. (a). The lower part is solution and the upper part is gaseous system at pressure p and temperature T.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">Assume this system to be in a state of dynamic equilibrium, i.e., under these conditions rate of gaseous particles entering and leaving the solution phase is the same.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">Now increase the pressure over the solution phase by compressing the gas to a smaller volume Fig. (b).</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">This will increase the number of gaseous particles per unit volume over the solution and also the rate at which the gaseous particles are striking the surface of solution to enter it.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">The solubility of the gas will increase until a new equilibrium is reached resulting in an increase in the pressure of a gas above the solution and thus its solubility increases.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Effect</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">of</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">temperature:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Solubility</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquids</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">decreases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">with</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">rise</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
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          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/25.png",
              "position": "answer",
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          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Explain solubility of gas in a liquid solvent. ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "13"
          }
        },
        {
          "sequence_no": 14,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-23\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain Henry's law and write it's application.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-24\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\" style=\"font-size:1em !important;vertical-align:baseline !important\">OR</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\tState </span>Henry's law and mention some important applications.<img style=\"height:3.04rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-32\" src=\"/index/41/chapters/1/img/Chapter1/26.png\"></div>",
          "answer_text": "<div class=\"Normal\">Henry give a quantitative relation between pressure and solubility of a gas in a solvent which is known as Henry's law.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">At</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">constant</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">temperature,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solubility</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">gas</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">liquid</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">directly</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">proportional</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">to</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">partial</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">pressure</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">gas</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">present</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">above</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">surface</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">liquid</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">or</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">If</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">we</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">use</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gas</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">measure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">its</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solubility,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">then</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">it</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">can</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">said</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gas</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">proportional</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">partial</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gas</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">over</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution.</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-17\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tWhere,\t</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\">\t= Partial pressure of gas</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-17\">K</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-18\">H</span><span class=\"idf9ef215b7-CharOverride-2\">\t= Henry's constant</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-2\">\t= Solubility of gas</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">If</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">we</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">draw</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">graph</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">between</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">partial</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gas</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">versus</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gas</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">then</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">we</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">should</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">get</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">plot</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">type</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">shown</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Fig.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-25\"><img style=\"height:9.38rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-33\" src=\"/index/41/chapters/1/img/Chapter1/27.png\"></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Different</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">have</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">different</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">values</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">at</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">same</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Higher</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">value</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">at</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">given</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">lower</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solubility</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gas</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquid.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">If</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">increases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">value</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">increases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">so</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solubility</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">decreases.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Applications</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">of</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Henry’s</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Law:</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-26\"><span class=\"idf9ef215b7-CharOverride-2\">(1)\tTo increase the solubility of CO</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> in soft drinks and soda water, the bottle is sealed under high pressure.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-26\"><span class=\"idf9ef215b7-CharOverride-2\">(2)\tScuba divers must cope with high concentrations of dissolved gases while breathing air at high pressure underwater. Increased pressure increases the solubility of atmospheric gases in blood. When the divers come towards surface, the pressure gradually decreases. This releases the dissolved gases and leads to the formation of bubbles of nitrogen in the blood. This blocks capillaries and creates a medical condition known as bends, which are painful and dangerous to life.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">To avoid bends, as well as, the toxic effects of high concentrations of nitrogen in the blood, the tanks used by scuba divers are filled with air diluted with helium (11.7% helium, 56.2% nitrogen and 32.1% oxygen).</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-26\"><span class=\"idf9ef215b7-CharOverride-2\">(3)\tAt high altitudes the partial pressure of oxygen is less than that at the ground level. This leads to low concentrations of oxygen in the blood and tissues of people living at high altitudes or climbers. Low blood oxygen causes climbers to become weak and unable to think clearly, symptoms of a condition known as anoxia.</span></div>\n<table class=\"Basic-Table TableOverride-2\" id=\"table002\">\n<colgroup>\n<col class=\"_idGenTableRowColumn-6\">\n<col class=\"_idGenTableRowColumn-7\">\n<col class=\"_idGenTableRowColumn-8\">\n</colgroup>\n<tbody>\n<tr class=\"Basic-Table _idGenTableRowColumn-9\">\n<td class=\"Basic-Table CellOverride-5\" colspan=\"3\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_Enlighs-Bold\">Values of Henry's Law Constant</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-10\">\n<td class=\"Basic-Table CellOverride-5\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Normal-English-Bold\">Gas (in water)</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-5\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_Enlighs-Bold\">Temperature/K</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-5\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_Enlighs-Bold\">K</span><span class=\"Chemistry-Character-Style-1_Enlighs-Bold idf9ef215b7-CharOverride-14\">H</span><span class=\"Chemistry-Character-Style-1_Enlighs-Bold\"> / kbar</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-11\">\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">He</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">293</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">144.97</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-12\">\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">H</span><span class=\"Chemistry-Character-Style-1_English idf9ef215b7-CharOverride-14\">2</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">293</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">69.16</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-11\">\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">N</span><span class=\"Chemistry-Character-Style-1_English idf9ef215b7-CharOverride-14\">2</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">293</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">76.48</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-12\">\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">N</span><span class=\"Chemistry-Character-Style-1_English idf9ef215b7-CharOverride-14\">2</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">303</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">88.84</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-11\">\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">O</span><span class=\"Chemistry-Character-Style-1_English idf9ef215b7-CharOverride-14\">2</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">293</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">34.86</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-12\">\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">O</span><span class=\"Chemistry-Character-Style-1_English idf9ef215b7-CharOverride-14\">2</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">303</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">46.82</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-11\">\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\">Argon</p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">298</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">40.3</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-13\">\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">CO</span><span class=\"Chemistry-Character-Style-1_English idf9ef215b7-CharOverride-14\">2</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">298</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">1.67</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-14\">\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\">Formaldehyde</p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">298</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">1.83 </span><span class=\"Chemistry-Character-Style-1_English idf9ef215b7-CharOverride-8\">×</span><span class=\"Chemistry-Character-Style-1_English\"> 10</span><span class=\"Chemistry-Character-Style-1_English idf9ef215b7-CharOverride-10\">–5</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-15\">\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\">Methane</p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">298</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">0.413</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-14\">\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\">Vinyl chloride</p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">298</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-6\">\n<p class=\"Summary-Style_Normal idf9ef215b7-ParaOverride-27\" lang=\"en-GB\"><span class=\"Chemistry-Character-Style-1_English\">0.611</span></p>\n</td>\n</tr>\n</tbody>\n</table>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/26.png",
              "position": "stem",
              "context": "State Henry's law and mention some important applications."
            },
            {
              "id": "img-1",
              "path": "Chapter1/27.png",
              "position": "answer",
              "context": ""
            }
          ],
          "tables": [],
          "metadata": {
            "boundary_log": [
              "or_alt→stem"
            ],
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Explain Henry's law and write it's application.\nOR\n\tState Henry's law and mention some important applications.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-23",
            "source_html": "Chapter1",
            "source_number": "14"
          }
        },
        {
          "sequence_no": 15,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-29\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain Raoult's Law for volatile solute and Volatile solvent and derive formula for total vapour pressure with graph.  </div>\n<div class=\"Quest idf9ef215b7-ParaOverride-24\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\" style=\"font-size:1em !important;vertical-align:baseline !important\">OR</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\tDerive </span>equation of Raoult's law for vapour pressure of liquid-liquid solution and give its conclusion. </div>",
          "answer_text": "<div class=\"Normal\">Let us consider a binary solution of two volatile liquids and denote the two components as 1 and 2.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">When</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">taken</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">closed</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vessel,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">both</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">components</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">would</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">evaporate</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">eventually</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">an</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">equilibrium</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">would</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">established</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">between</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">phase</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">phase.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Suppose</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">partial</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">component</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Mole-Fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">component</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">respectively.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">French</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">chemist,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Francois</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Marte</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Raoult</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gave</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">quantitative</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">relationship</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">between</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">them.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">relationship</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">known</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Raoult's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">law.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">For</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">volatile</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">liquids</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">partial</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">vapour</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">pressure</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">each</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">component</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">directly</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">proportional</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">to</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">its</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mole</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">fraction</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">present</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">component:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-30\"><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-6\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\twhere </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> is the vapour pressure of pure  <br>component 1.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Similarly</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">component</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-6\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\">\twhere </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> is the vapour pressure of pure component   2</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">According</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Dalton's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">law</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">partial</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressures,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Total</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">over</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">phase</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">container</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">will</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sum</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">partial</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressures</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">components</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-31\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> + </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-31\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> + </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-31\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> (1 – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">) + </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-31\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> + </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-31\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> + </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2 </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">)</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Following</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">conclusions</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">can</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">drawn</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">from</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">above</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">equation:</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t(i)\tTotal vapour pressure over the solution can be related to the mole fraction of any one component.</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t(ii)\t</span><span class=\"idf9ef215b7-CharOverride-2\">Total vapour pressure over the solution varies linearly with the mole fraction of component 2.</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t(iii)\t</span><span class=\"idf9ef215b7-CharOverride-2\">Depending on the vapour pressures of the pure components 1 and 2, total vapour pressure over the solution decreases or increases with the increase of the mole fraction of component 1.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">plot</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">versus</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fractions</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gives</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">linear</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">plot</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">shown</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Fig.</span><p class=\"Normal idf9ef215b7-ParaOverride-32\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:10.88rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-38\" src=\"/index/41/chapters/1/img/Chapter1/33.png\"></span></p></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">These</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">lines</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(I</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">II)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">through</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">points</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">which</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">equal</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">unity.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Similarly,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">plot</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(line</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">III)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">total</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">versus</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">also</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">linear.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">minimum</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">value</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\" lang=\"en-GB\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\" lang=\"en-GB\">0</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">1</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">and</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">the</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">maximum</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">value</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">is</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\" lang=\"en-GB\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\" lang=\"en-GB\">0</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">2</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">,</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">assuming</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">that</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">component</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">–</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">1</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">is</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">less</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">volatile</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">than</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">component</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">–</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">2</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">ie.,</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\" lang=\"en-GB\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\" lang=\"en-GB\">0</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">1</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">&lt;</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\" lang=\"en-GB\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\" lang=\"en-GB\">0</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">2</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">).</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">The</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">composition</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">of</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">phase</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">in</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">equilibrium</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">with</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">the</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">solution</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">is</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">determined</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">by</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">the</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">partial</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">pressures</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">of</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">the</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">components.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">If</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\" lang=\"en-GB\">y</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">1</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">and</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\" lang=\"en-GB\">y</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">2</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">are</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">the</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">mole-fractions</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">of</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">the</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">component</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">1</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">and</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">2</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">respectively</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">in</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">phase</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">then,</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">Using</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">Dalton's</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">law</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">of</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">partial</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">pressure,</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">In</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">general,</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">p</span><span class=\"idf9ef215b7-CharOverride-13\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"idf9ef215b7-CharOverride-6\">y</span><span class=\"idf9ef215b7-CharOverride-13\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/33.png",
              "position": "answer",
              "context": "A plot of p 1 or p 2 versus the mole fractions x 1 and x 2 f…"
            }
          ],
          "tables": [],
          "metadata": {
            "boundary_log": [
              "or_alt→stem"
            ],
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Explain Raoult's Law for volatile solute and Volatile solvent and derive formula for total vapour pressure with graph.  \nOR\n\tDerive equation of Raoult's law for vapour pressure of liquid-liquid solution and give its conclusion. ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-29",
            "source_html": "Chapter1",
            "source_number": "15"
          }
        },
        {
          "sequence_no": 16,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain Raoult's Law as a special case of Henry's Law. </div>",
          "answer_text": "<div class=\"Normal\">According to Raoult's law, the vapour pressure of a volatile component in a given solution is given by</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121830.png\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">According</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Henry's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Law</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solubility</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gaseous</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">given</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">If</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">we</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">compare</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">equations</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Raoult's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">law</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Henry's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">law,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">it</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">can</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">seen</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">partial</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">volatile</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">component</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gas</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">directly</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">proportional</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">its</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Only</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">proportionality</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">constant</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">differs</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">from</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121830.png\">.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">Thus,</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">Raoult's</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">law</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">becomes</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">a</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">special</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">case</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">of</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">Henry's</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">law</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">in</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">which</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-6\" lang=\"en-GB\">K</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">H</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">becomes</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">equal</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">to</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121830.png\">.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
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          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1204-121830.png",
              "position": "answer",
              "context": "p 1 = . x 1"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1204-121830.png",
              "position": "answer",
              "context": "Only the proportionality constant K H differs from ."
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1204-121830.png",
              "position": "answer",
              "context": "Thus, Raoult's law becomes a special case of Henry's law in …"
            }
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          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Explain Raoult's Law as a special case of Henry's Law. ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-22",
            "source_html": "Chapter1",
            "source_number": "16"
          }
        },
        {
          "sequence_no": 17,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain vapour pressure of solutions of solids in liquids.</div>",
          "answer_text": "<div class=\"Normal\">Liquids at a given temperature vapourise and under equilibrium conditions the pressure exerted by the vapours of the liquid over the liquid phase is called vapour pressure</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">In</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">[Fig.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a]</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">entire</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">surface</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">occupied</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molecules</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquid.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">If</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">non-volatile</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">added</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">give</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">[Fig.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">b]</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solely</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">from</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">alone.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">This</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">at</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">given</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">found</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">lower</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">than</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">at</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">same</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-34\"><span class=\"idf9ef215b7-CharOverride-2\">In</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">surface</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">has</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">both</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molecules</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">thereby</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">surface</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">covered</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molecules</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gets</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">reduced.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Consequently,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">number</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molecules</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">escaping</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">from</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">surface</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">correspondingly</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">reduced,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">thus,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">also</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">reduced.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">decrease</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">depends</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">on</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">quantity</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">non-volatile</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">present</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">irrespective</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">its</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">nature.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">decrease</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">adding</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1.0</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mol</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sucrose</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">one</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">kg</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">nearly</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">similar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">produced</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">adding</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1.0</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mol</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">urea</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">same</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">quantity</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">at</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">same</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Raoult's</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">law:</span><ul><li class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-35\" lang=\"en-US\"><span class=\"Normal-English\">‘In</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">binary</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">partial</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">vapour</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">pressure</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">each</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">volatile</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">component</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">directly</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">proportional</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">to</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">its</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mole</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">fraction.’</span></li><li class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-35\" lang=\"en-US\"><span class=\"idf9ef215b7-CharOverride-2\">In</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Binary</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole-fraction.</span></li></ul></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121830.png\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-36\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:11.5rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-43\" src=\"/index/41/chapters/1/img/Chapter1/39.png\"></span></div>\n<div class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">proportionality</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">constant</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">equal</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic\" lang=\"en-GB\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-20\" lang=\"en-GB\">0</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">1</span></div>\n<div class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">A</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">plot</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">between</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">the</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">and</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">the</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">mole</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">fraction</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">of</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">the</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">is</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">linear.</span></div>",
          "type": "SUB",
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              "id": "img-0",
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              "position": "answer",
              "context": "\\ p 1 = . x 1"
            },
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            "original_raw_text": " Explain vapour pressure of solutions of solids in liquids.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "17"
          }
        },
        {
          "sequence_no": 18,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What is ideal solution? Explain with example. </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-9\"> </span><span class=\"Normal-English\">‘The solutions which follows Raoult's law over the entire range of concentration are known as ideal solutions’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">enthalpy</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mixing</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">components</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">form</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">zero</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">volume</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mixing</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">also</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">zero,</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∆</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">mix</span><span class=\"Normal-English\">H = 0   ,\t</span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∆</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">mix</span><span class=\"Normal-English\">V = 0</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">It</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">means</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">that</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">no</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">heat</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">absorbed</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">or</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">evolved</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">when</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">components</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">are</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mixed.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">The</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">volume</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">would</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">be</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">equal</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">to</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">sum</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">volumes</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">two</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">components.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">At</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">molecular</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">level,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">ideal</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">behaviour</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solutions</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">can</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">be</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">explained</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">by</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">considering</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">two</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">components</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">A</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">B.</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">In</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">pure</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">components,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">intermolecular</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">attractive</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">interactions</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">will</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">be</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">types</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">A-A</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">B-B,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">where</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">as</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">binary</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solutions</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">addition</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">to</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">these</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">two</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">interactions,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">A-B</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">type</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">interactions</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">will</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">also</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">be</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">present.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">If</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">intermolecular</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">attractive</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">forces</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">between</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">A-A</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">B-B</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">are</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">nearly</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">equal</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">to</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">those</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">between</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">A-B,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">this</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">leads</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">to</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">formation</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">ideal</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Examples</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">of</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">ideal</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">solution:</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">n-hexane</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">n-heptane,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">bromoethane</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">chloroethane,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">benzene</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">toluene,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">etc.</span></div>",
          "type": "SUB",
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          "metadata": {
            "deduction_level": 0,
            "marks": 3,
            "original_raw_text": " What is ideal solution? Explain with example. ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-22",
            "source_html": "Chapter1",
            "source_number": "18",
            "needs_review": true,
            "needs_layout_review": true,
            "layout_review_reason": "item body has 4 'Assertion :' lines — an Assertion-Reason run merged into one item; split per number"
          }
        },
        {
          "sequence_no": 19,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What are non–ideal solutions? Explain <br>non-ideal solutions with positive and negative deviation.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-38\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\" style=\"font-size:1em !important;vertical-align:baseline !important\">OR</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\tWhat </span>is meant by positive and negative deviations from Raoult's law and how is the sign of <span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-21\">mix</span>H related to positive and negative deviations from Raoult's law?</div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English\">\t‘The solutions which does not follows Raoult's law over the entire range of concentration are known as non ideal solutions’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">such</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">either</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">higher</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">lower</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">than</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">predicted</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Raoult's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">law</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">If</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">it</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">higher,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">exhibits</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">positive</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">deviation</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">if</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">it</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">lower,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">it</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">exhibits</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">negative</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">deviation</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">from</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Raoult's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">law.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">non-ideal</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-4\">mix</span><span class=\"idf9ef215b7-CharOverride-2\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">≠</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-4\">mix</span><span class=\"idf9ef215b7-CharOverride-2\">V</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">≠</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Positive</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">deviation:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">‘In</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">positive</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">deviation</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">vapour</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">pressure</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">higher</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">than</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">that</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Raoult's</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">law’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">In</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">positive</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">deviation</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol\">D</span><span class=\"idf9ef215b7-CharOverride-4\">mix</span><span class=\"idf9ef215b7-CharOverride-2\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">&gt;</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol\">D</span><span class=\"idf9ef215b7-CharOverride-4\">mix</span><span class=\"idf9ef215b7-CharOverride-2\">V</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">&gt;</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">In case of positive deviation from Raoult's law, A-B interactions are weaker than those between A-A or B-B.</div>\n<div class=\"Body-text-for-Q---A\">In this case the intermolecular attractive forces between the solute-solvent molecules are weaker than those between the solute-solute and solvent-solvent molecules.</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-39\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:10.56rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-47\" src=\"/index/41/chapters/1/img/Chapter1/45.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">This means that in such solutions, molecules of A (or B) will find it easier to escape than in pure state. This will increase the vapour pressure and result in positive deviation.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">Mixtures of ethanol and acetone behave in this manner. In pure ethanol, molecules are hydrogen bonded. On adding acetone, its molecules get in between the host molecules and break some of the hydrogen bonds between them. Due to weakening of interactions, the solution shows positive deviation from Raoult's law.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">In a solution formed by adding carbon disulphide to acetone, the dipolar interactions between solute-solvent molecules are weaker than the respective interactions among the solute-solute and solvent-solvent molecules. This solution also shows positive deviation.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Negative</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">deviation:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">‘In</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">negative</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">deviation</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">vapour</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">pressure</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">lower</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">than</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">that</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Raoult's</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Law’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">In</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">negative</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">deviation</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol\">D</span><span class=\"idf9ef215b7-CharOverride-4\">mix</span><span class=\"idf9ef215b7-CharOverride-2\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">&lt;</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol\">D</span><span class=\"idf9ef215b7-CharOverride-4\">mix</span><span class=\"idf9ef215b7-CharOverride-2\">V</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">&lt;</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">In case of negative deviations from Raoult's law, the intermolecular attractive forces between A-A and B-B are weaker than those between A-B and leads to decrease in vapour pressure resulting in negative deviations.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">Mixture of phenol and aniline is show negative deviation. the intermolecular hydrogen bonding between phenolic proton and lone pair on nitrogen atom of aniline is stronger than the respective intermolecular hydrogen bonding between similar molecules.</div>\n<div class=\"Body-text-for-Q---A\">Mixture of chloroform and acetone forms a solution with negative deviation from Raoult's law. This is because chloroform molecule is able to form hydrogen bond with acetone molecule as shown.</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-39\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:12.25rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-48\" src=\"/index/41/chapters/1/img/Chapter1/46.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-27\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:3.2rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-49\" src=\"/index/41/chapters/1/img/Chapter1/47.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-40\"><span class=\"idf9ef215b7-CharOverride-2\">This</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">decreases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">escaping</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">tendency</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molecules</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">each</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">component</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">consequently</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">decreases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">resulting</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">negative</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">deviation</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">from</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Raoult's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">law.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
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              "path": "Chapter1/45.png",
              "position": "answer",
              "context": ""
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            {
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              "path": "Chapter1/46.png",
              "position": "answer",
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          "tables": [],
          "metadata": {
            "boundary_log": [
              "or_alt→stem"
            ],
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": " What are non–ideal solutions? Explain non-ideal solutions with positive and negative deviation.\nOR\n\tWhat is meant by positive and negative deviations from Raoult's law and how is the sign of DmixH related to positive and negative deviations from Raoult's law?",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "19",
            "needs_review": true,
            "needs_layout_review": true,
            "layout_review_reason": "item body has 4 'Assertion :' lines — an Assertion-Reason run merged into one item; split per number"
          }
        },
        {
          "sequence_no": 20,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-41\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What are azeotropes? Explain its types.  </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-9\"> </span><span class=\"Normal-English\">‘Some liquids on mixing, from azeotropes which are binary mixtures having the same composition in liquid and vapour phase and boil at a constant temperature’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">In</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">such</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">cases,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">it</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">not</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">possible</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">separate</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">components</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fractional</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">distillation.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">There</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">two</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">types</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">azeotropes.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Minimum</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">boiling</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">azeotrope:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">The</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solutions</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">which</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">show</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">large</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">positive</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">deviation</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">from</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Raoult's</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">law</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">form</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">minimum</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">boiling</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">azeotrope</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">at</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">specific</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">composition.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">For example, ethanol-water mixture (obtained by fermentation of sugars) on fractional distillation gives a solution containing approximately 95% by volume of ethanol. Once this composition, known as azeotrope composition, has been achieved, the liquid and vapour have the same composition, and no further separation occurs.</div>\n<div class=\"Body-text-for-Q---A\"><span class=\"Normal-English-Bold\">Maximum</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">boiling</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">azeotrope:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">The</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solutions</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">that</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">show</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">large</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">negative</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">deviation</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">from</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Raoult's</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">law</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">form</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">maximum</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">boiling</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">azeotrope</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">at</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">specific</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">composition.</span></div>\n<div class=\"Body-text-for-Q---A\"><span class=\"idf9ef215b7-CharOverride-2\">Nitric</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">acid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">an</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">example</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">this</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">class</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">azeotrope.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">This</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">azeotrope</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">has</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">approximate</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">composition,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">68%</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">nitric</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">acid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">32%</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">with</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boiling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">393.5K.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " What are azeotropes? Explain its types.  ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-41",
            "source_html": "Chapter1",
            "source_number": "20"
          }
        },
        {
          "sequence_no": 21,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What are colligative properties? Write colligative properties of solution. </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English\">\t‘Colligative properties of solution depend on the number of solute particles and does not depend on the nature of solute’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">There</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">4</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">types</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">colligative</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">properties.</span><p class=\"Normal idf9ef215b7-ParaOverride-43\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">(1)\t\tRelative lowering of vapour pressure of the solvent.</span></p><p class=\"Normal idf9ef215b7-ParaOverride-43\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">(2)\t\tDepression of freezing point of the solvent.</span></p><p class=\"Normal idf9ef215b7-ParaOverride-43\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">(3)\t\tElevation of boiling point of the solvent.</span></p><p class=\"Normal idf9ef215b7-ParaOverride-43\" lang=\"en-GB\"><span class=\"idf9ef215b7-CharOverride-2\">(4)\tOsmotic pressure of the solution.</span></p></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " What are colligative properties? Write colligative properties of solution. ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-22",
            "source_html": "Chapter1",
            "source_number": "21"
          }
        },
        {
          "sequence_no": 22,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-23\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Write Raoult's Law for non-volatile solute and volatile solvent and derive its formula.</div>",
          "answer_text": "<div class=\"Normal\">The vapour pressure of a solvent in solution is less than that of the pure solvent.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Raoult</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">established</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">lowering</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">depends</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">only</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">on</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">concentration</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">particles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">it</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">independent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">their</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">identity.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">relation</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">between</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent,</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">reduction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">given</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">:</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\"> – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\ D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\"> – </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\ D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\">(1 – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\ D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\"></span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span></div>\n<div class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-10\">The lowering of the vapour pressure is directly proportional to mole-fraction of solute.</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.62rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-51\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145451.png\">\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.87rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-52\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145516.png\">\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.87rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-52\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145516.png\">\t= <img style=\"height:2.11rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-53\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145544.png\"> <img style=\"height:2.45rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-54\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145614.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tWhere,\t</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = Moles of solvent</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = Moles of solute</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dilute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solutions</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">n</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">&lt;&lt;</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">n</span><span class=\"idf9ef215b7-CharOverride-4\">1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.87rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-52\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145516.png\">\t= <img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-55\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-150026.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.87rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-52\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145516.png\">\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-56\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-142027.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tWhere,\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= Weight of solvent</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= Weight of solute</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= Molar mass of solvent</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= Molar mass of solute</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\">\t= Vapour pressure of pure solvent</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= Vapour pressure of solution</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "p 1 = . x 1"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "D p 1 = – p 1"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "\\ D p 1 = – . x 1"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "\\ D p 1 = – . x 1"
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "\\ D p 1 = (1 – x 1 )"
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "\\ D p 1 = x 2"
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1204-145451.png",
              "position": "answer",
              "context": "\\ = x 2"
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1204-145516.png",
              "position": "answer",
              "context": "\\ = x 2"
            },
            {
              "id": "img-8",
              "path": "Chapter1/EQ-1204-145516.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-9",
              "path": "Chapter1/EQ-1204-145544.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-10",
              "path": "Chapter1/EQ-1204-145614.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-11",
              "path": "Chapter1/EQ-1204-145516.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-12",
              "path": "Chapter1/EQ-1204-150026.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-13",
              "path": "Chapter1/EQ-1204-145516.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-14",
              "path": "Chapter1/EQ-0123-142027.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-15",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "= Vapour pressure of pure solvent"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Write Raoult's Law for non-volatile solute and volatile solvent and derive its formula.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-23",
            "source_html": "Chapter1",
            "source_number": "22"
          }
        },
        {
          "sequence_no": 23,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What is boiling point? What is elevation of boiling point? Explain molal elevation constant and derive its formula. <img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-58\" src=\"/index/41/chapters/1/img/Chapter1/54.png\"></div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Normal-English\" lang=\"en-US\">The temperature at which, the vapour pressure of solution is equal to the atmospheric pressure, such temperature is known as boiling point.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boils</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">at</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">373.15K</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(100°C)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">because</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">at</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">this</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1.013</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">bar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">atmosphere).</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">decreases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">presence</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">non-volatile</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solute.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">an</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">aqueous</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sucrose</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">less</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">than</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1.013</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">bar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">at</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">373.15K.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">In</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">order</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">make</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">this</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boil,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">its</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">must</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">increased</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1.013</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">bar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">raising</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">above</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boiling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(water).</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Thus,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boiling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">always</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">higher</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">than</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boiling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-39\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:10.19rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-59\" src=\"/index/41/chapters/1/img/Chapter1/55.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Let</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112002.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boiling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boiling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">increase</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boiling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">–</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112002.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">known</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">elevation</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boiling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Experiments</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">have</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">shown</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dilute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solutions</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">elevation</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boiling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">directly</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">proportional</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molal</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">concentration</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution.</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">∝</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">m</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\\tD</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\"> = K</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">m</span><span class=\"idf9ef215b7-CharOverride-2\">\t....(1)</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">K<span class=\"idf9ef215b7-CharOverride-21\">b</span> is called Boiling Point Elevation Constant or Molal Elevation Constant (Ebullioscopic constant).</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Molal</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">elevation</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">constant:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">“Increase</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">boiling</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">point</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">prepared</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">by</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">dissolving</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">one</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">gram</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">molar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mass</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">non</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">volatile</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solute</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">one</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">kg</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solvent</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">called</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">as</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">molal</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">elevation</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">constant.”</span><ul><li class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-35\" lang=\"en-US\">Unit of K<span class=\"idf9ef215b7-CharOverride-21\">b</span> = K<span class=\"idf9ef215b7-CharOverride-8\">⋅</span>kg.Mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span></li><li class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-35\" lang=\"en-US\"><span class=\"idf9ef215b7-CharOverride-2\">If</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gram</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dissolved</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gram</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">then</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molality,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">m</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">given</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">expression:</span></li></ul></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-46\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">m</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-60\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-141840.png\"></span></div>\n<div class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-10\">Substituting value of molality in eq. (1)</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-61\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112135.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-62\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112122.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tWhere,\t</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = Weight of Solute</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = Weight of Solvent</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = Molar mass of Solute</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/54.png",
              "position": "stem",
              "context": "Q.23. What is boiling point? What is elevation of boiling po…"
            },
            {
              "id": "img-1",
              "path": "Chapter1/55.png",
              "position": "answer",
              "context": ""
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-0123-112002.png",
              "position": "answer",
              "context": "Let be the boiling point of pure solvent and T b be the boil…"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-0123-112002.png",
              "position": "answer",
              "context": "Let be the boiling point of pure solvent and T b be the boil…"
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-0123-141840.png",
              "position": "answer",
              "context": "m ="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-0123-112135.png",
              "position": "answer",
              "context": "D T b ="
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-0123-112122.png",
              "position": "answer",
              "context": "M 2 ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " What is boiling point? What is elevation of boiling point? Explain molal elevation constant and derive its formula. ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "23"
          }
        },
        {
          "sequence_no": 24,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>How to find out K<span class=\"idf9ef215b7-CharOverride-21\">b</span> and K<span class=\"idf9ef215b7-CharOverride-24\">f</span><span class=\"idf9ef215b7-CharOverride-13\"> </span>? </div>",
          "answer_text": "<div class=\"Normal idf9ef215b7-ParaOverride-4\">K<span class=\"idf9ef215b7-CharOverride-21\">f</span> = <img style=\"height:2.7rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-65\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0204-115645.png\"></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\">K</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-US\">b</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\"> = <img style=\"height:2.78rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-66\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112444.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\">\tWhere,\tR\t= Gas constant</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-6\" lang=\"en-US\">M</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-US\">1</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\">\t= Molar mass of solvent</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\" lang=\"en-US\">T</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-18\" lang=\"en-US\">f</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\">\t= Freezing point of pure solvent</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\" lang=\"en-US\">T</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-US\">b</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\">\t= Boiling point of pure solvent.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\" lang=\"en-US\">D</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-US\">fus</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\">H\t= Fusion enthalpy</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\" lang=\"en-US\">D</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-US\">vap</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-US\">H\t= Vapourisation enthalpy</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0204-115645.png",
              "position": "answer",
              "context": "Ans. K f ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-0123-112444.png",
              "position": "answer",
              "context": "K b ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " How to find out Kb and Kf ? ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "24"
          }
        },
        {
          "sequence_no": 25,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What is depression of freezing point? What is molal depression constant (K<span class=\"idf9ef215b7-CharOverride-21\">f</span>)? Derive its formula of finding molar mass of solute.</div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-6\"> </span><span class=\"Normal-English\">Freezing point of a substance may be defined as, ‘the temperature at which the vapour pressure of the substance in its liquid phase is equal to its vapour pressure in the solid phase’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">will</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">freeze</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">when</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">its</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">equals</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">According</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Raoult's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">law,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">when</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">non-volatile</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">added</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">its</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">decreases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">now</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">it</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">would</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">become</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">equal</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">at</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">lower</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Thus,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">freezing</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">decreases.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-48\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:12.44rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-68\" src=\"/index/41/chapters/1/img/Chapter1/60.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Let</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112243.png\"></span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">be</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">the</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">freezing</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">point</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">of</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">pure</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">and</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"><img style=\"height:0.93rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-69\" src=\"/index/41/chapters/1/img/Chapter1/61.png\"></span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">be</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">its</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">freezing</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">point</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">when</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">non-volatile</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">solute</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">is</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">dissolved</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">in</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">it.</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">The</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">decrease</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">in</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">freezing</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">point.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Symbol idf9ef215b7-CharOverride-16\" lang=\"en-GB\">D</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">T</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">f</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">=</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112243.png\"></span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">–</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">T</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">f</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">is</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">known</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">as</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">depression</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">in</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"><br></span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">freezing</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">point.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">Depression</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">of</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">freezing</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">point</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">(</span><span class=\"Symbol idf9ef215b7-CharOverride-16\" lang=\"en-GB\">D</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">T</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">f</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">)</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">for</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">dilute</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">solution</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">is</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">directly</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">proportional</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">to</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">molality</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\" lang=\"en-GB\">m</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">)</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">of</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">the</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">solution.</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">∝</span><span class=\"idf9ef215b7-CharOverride-2\"> m</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\ D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-18\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> = K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">m</span><span class=\"idf9ef215b7-CharOverride-2\">\t.....(1)</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">K<span class=\"idf9ef215b7-CharOverride-21\">f</span> is known as molal depression constant or<span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">freezing</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">point</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">depression</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">constant</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">or</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">cryoscopic</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">constant.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">unit</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-25\">k</span><span class=\"idf9ef215b7-CharOverride-2\">.kg.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">m</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-60\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1216-095906.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Substituting</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">this</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">value</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molality</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">eq.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(1)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> = K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> . <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-60\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1216-095906.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> . <img style=\"height:2.53rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-70\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1216-095938.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tWhere,\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = weight of solute</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = weight of solvent</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = Molar mass of solute</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/60.png",
              "position": "answer",
              "context": ""
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-0123-112243.png",
              "position": "answer",
              "context": "Let be the freezing point of pure solvent and be its freezin…"
            },
            {
              "id": "img-2",
              "path": "Chapter1/61.png",
              "position": "answer",
              "context": "Let be the freezing point of pure solvent and be its freezin…"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-0123-112243.png",
              "position": "answer",
              "context": "D T f = – T f is known as depression in freezing point."
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1216-095906.png",
              "position": "answer",
              "context": "m ="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1216-095906.png",
              "position": "answer",
              "context": "D T f = K f ."
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1216-095938.png",
              "position": "answer",
              "context": "\\ M 2 = K f ."
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": " What is depression of freezing point? What is molal depression constant (Kf)? Derive its formula of finding molar mass of solute.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "25"
          }
        },
        {
          "sequence_no": 26,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What is semi–permeable membrane? Give examples.</div>",
          "answer_text": "<div class=\"Normal\">‘The membrane which allows only the small molecule of solvent to pass but cannot pass solute molecule is known as semi-permeable membrane’.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-34\"><span class=\"Normal-English-Bold\">Examples:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Pig's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">bladder,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">parchment,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">cellophane</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">etc.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">These</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">membranes</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">appear</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">continuous</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sheets</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">films,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">yet</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">they</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">contain</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">network</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">submicroscopic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">holes</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pores.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " What is semi–permeable membrane? Give examples.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "26"
          }
        },
        {
          "sequence_no": 27,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-23\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What is osmosis? What is osmotic pressure? Derive it's formula.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-49\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\" style=\"font-size:1em !important;vertical-align:baseline !important\">OR </span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\tExplain </span>osmosis and osmatic pressure. Derive formula to find the molecular mass of solute on the basis of osmatic pressure of solution.<br><span class=\"Neet\" lang=\"en-US\">[June 2024]</span><span class=\"Chemistry-Character-Style-1_Enlighs-Bold idf9ef215b7-CharOverride-26\" lang=\"en-US\"> </span><span class=\"Marks-Magenta\"></span></div>",
          "answer_text": "<div class=\"Normal idf9ef215b7-ParaOverride-4\">‘If semi–permeable membrane is placed between the solvent and solution as shown fig. the solvent molecules will flow through the membrane from pure solvent to the solution. This process of flow of the solvent is called osmosis’.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">flow</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">will</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">continue</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">till</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">equilibrium</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">attained.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">flow</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">from</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">its</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">side</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">side</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">across</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">semi-permeable</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">membrane</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">can</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">stopped</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">if</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">some</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">extra</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">applied</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">on</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">This</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">pressure</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">that</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">just</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">stops</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">flow</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solvent</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">called</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">osmotic</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">pressure</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-39\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:8.0rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-75\" src=\"/index/41/chapters/1/img/Chapter1/67.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">osmotic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">excess</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">must</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">applied</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">prevent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">osmosis.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Osmotic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">colligative</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">property</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">it</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">depends</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">on</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">number</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molecules</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">not</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">on</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">their</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">identity.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Osmotic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">proportional</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molarity,</span><span class=\"idf9ef215b7-CharOverride-2\"><br></span><span class=\"idf9ef215b7-CharOverride-2\">C</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">at</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">given</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">T.</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\"> = CRT</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tWhere,\t</span><span class=\"Symbol idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\"> = Osmotic pressure</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tR = gas constant</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\  p</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-76\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-104704.png\"> </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-78\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-104738.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\">\tWhere,\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= Weight of solute</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= Molar mass of solute</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tV\t= Volume of solution (L)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tT\t= Temperature</span></div>",
          "type": "SUB",
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            {
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            {
              "id": "img-1",
              "path": "Chapter1/EQ-1207-104704.png",
              "position": "answer",
              "context": "\\  p ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1207-104738.png",
              "position": "answer",
              "context": "p ="
            }
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            "deduction_level": 0,
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            "original_raw_text": " What is osmosis? What is osmotic pressure? Derive it's formula.\nOR \n\tExplain osmosis and osmatic pressure. Derive formula to find the molecular mass of solute on the basis of osmatic pressure of solution.[June 2024] ",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-23",
            "source_html": "Chapter1",
            "source_number": "27"
          }
        },
        {
          "sequence_no": 28,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Which method is most suitable to determine molecular mass of polymer? <img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-58\" src=\"/index/41/chapters/1/img/Chapter1/69.png\"></div>",
          "answer_text": "<div class=\"Normal\">Measurement of osmotic pressure provides another method of determining molar masses of solutes. </div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">This method is widely used to determine molar masses of proteins, polymers and other macro molecule.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">osmotic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">method</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">has</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">advantage</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">over</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">other</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">methods</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">measurement</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">around</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">room</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperature</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molarity</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">used</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">instead</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molality.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">As</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">compared</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">other</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">colligative</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">properties,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">its</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">magnitude</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">large</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">even</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">very</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dilute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solutions.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">technique</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">osmotic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">determination</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solutes</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">particularly</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">useful</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">biomolecules</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">they</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">generally</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">not</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">stable</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">at</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">higher</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">temperatures</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">polymers</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">have</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">poor</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solubility.</span></div>",
          "type": "SUB",
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              "context": "Q.28. Which method is most suitable to determine molecular m…"
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            "original_raw_text": " Which method is most suitable to determine molecular mass of polymer? ",
            "section": "Topic-wise Q & A",
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        {
          "sequence_no": 29,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What is isotonic, hypertonic and hypotonic solution?<img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-58\" src=\"/index/41/chapters/1/img/Chapter1/70.png\"></div>",
          "answer_text": "<div class=\"Normal\">Isotonic solution:<span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\" lang=\"en-US\">‘Two solutions having same osmotic pressure at a given temperature are called isotonic solutions’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">When such solutions are separated by semipermeable membrane, no osmosis occurs between them.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">For</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">osmotic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">associated</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">with</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">fluid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">inside</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">blood</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">cell</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">equivalent</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.9%</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(mass/volume)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sodium</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">chloride</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution,</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Hypertonic</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">solution:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">‘The</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">which</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">possess</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">more</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">osmotic</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">pressure</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">with</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">respect</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">to</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">other</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">known</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">as</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">hypertonic</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">For</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">if</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">we</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">place</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">cells</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">containing</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">more</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">than</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.9%</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(mass/volume)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sodium</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">chloride,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">will</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">flow</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">out</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">cells</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">they</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">would</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">shrink.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Such</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solutio</span><span class=\"idf9ef215b7-CharOverride-2\">n</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">called</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">hypertonic.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Hypotonic</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">solution:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">‘The</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">which</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">possess</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">less</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">osmotic</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">pressure</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">with</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">respect</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">to</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">other</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">known</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">as</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">hypotonic</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution’.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">For</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">example,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">If</span><span class=\"Normal-English\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">salt</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">concentration</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">less</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">than</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.9%</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(mass/volume),</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">said</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">hypotonic.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">In</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">this</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">case,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">will</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">flow</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">into</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">cells</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">placed</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">they</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">would</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">swell.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/70.png",
              "position": "stem",
              "context": "Q.29. What is isotonic, hypertonic and hypotonic solution?"
            }
          ],
          "tables": [],
          "metadata": {
            "boundary_log": [
              "leading-marker-stripped"
            ],
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " What is isotonic, hypertonic and hypotonic solution?",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "29"
          }
        },
        {
          "sequence_no": 30,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain reverse osmosis for purification of water.</div>",
          "answer_text": "<div class=\"Normal\">‘The direction of osmosis can be reversed if a pressure larger than the osmotic pressure is applied to the solution side. That is, now the pure solvent flows out of the solution through the semi permeable membrane. This phenomenon is called reverse osmosis.’</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-51\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:7.56rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-81\" src=\"/index/41/chapters/1/img/Chapter1/73.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Reverse</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">osmosis</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">used</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">desalination</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sea</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">When</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">more</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">than</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">osmotic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">applied,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">squeezed</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">out</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sea</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">through</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">membrane.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">variety</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">polymer</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">membranes</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">available</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">this</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">purpose.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">required</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">reverse</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">osmosis</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">quite</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">high.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">workable</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">porous</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">membrane</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">film</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">cellulose</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">acetate</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">placed</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">over</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">suitable</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">support.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Cellulose</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">acetate</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">permeable</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">but</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">impermeable</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">impurities</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ions</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">present</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">sea</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">These</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">days</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">many</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">countries</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">use</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">desalination</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">plants</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">meet</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">their</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">potable</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">requirements.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/73.png",
              "position": "answer",
              "context": ""
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Explain reverse osmosis for purification of water.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "30"
          }
        },
        {
          "sequence_no": 31,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain abnormal molar masses. Also explain association and dissociation of solute.</div>",
          "answer_text": "<div class=\"Normal\">Ionic compounds when dissolved in water dissociate into cations and anions.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">example,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">if</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">we</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dissolve</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">one</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">KCl</span><span class=\"idf9ef215b7-CharOverride-2\"> <br></span><span class=\"idf9ef215b7-CharOverride-2\">(74.5</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">we</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">expect</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">one</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">each</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">K</span><span class=\"idf9ef215b7-CharOverride-11\">+</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Cl</span><span class=\"idf9ef215b7-CharOverride-11\">–</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ions</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">released</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">If</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">this</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">happens,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">there</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">would</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">two</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">moles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">particles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">one</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">KCl</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">one</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">kg</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">would</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">expected</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">increase</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boiling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> <br></span><span class=\"idf9ef215b7-CharOverride-2\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.52</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">K</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1.04</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">K</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">If</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">we</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">did</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">not</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">know</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">about</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">degree</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dissociation,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">we</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">could</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">led</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">conclude</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"><br></span><span class=\"idf9ef215b7-CharOverride-2\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mol</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">particles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">74.5</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">one</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mole</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">KCl</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">would</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">37.25</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">When</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">there</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dissociation</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">into</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ions,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">experimentally</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">determined</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">always</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">lower</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">than</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">true</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">value.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Molecules</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ethanoic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">acid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(acetic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">acid)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dimerise</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">benzene</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">due</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">hydrogen</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">bonding.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">This</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">normally</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">happens</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvents</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">low</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dielectric</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">constant.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">In</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">this</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">case</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">number</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">particles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">reduced</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">due</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dimerisation.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Association</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molecules</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">depicted</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">follows:</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-25\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:4.44rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-84\" src=\"/index/41/chapters/1/img/Chapter1/78.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">It</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">can</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">undoubtedly</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">stated</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">here</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">if</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">all</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molecules</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ethanoic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">acid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">associate</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">benzene,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">then</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">or</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ethanoic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">acid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">will</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">be</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">half</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">normal</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">value.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">The</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">molar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mass</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">calculated</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">on</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">basis</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">this</span><span class=\"idf9ef215b7-CharOverride-9\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-9\"> </span><span class=\"Normal-English\">or</span><span class=\"idf9ef215b7-CharOverride-6\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-9\"> </span><span class=\"Normal-English\">will,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">therefore,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">be</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">twice</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">expected</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">value.</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Such</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">a</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">molar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mass</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">that</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">either</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">lower</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">or</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">higher</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">than</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">expected</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">or</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">normal</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">value</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">called</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">as</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">abnormal</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">molar</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mass.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/78.png",
              "position": "answer",
              "context": ""
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Explain abnormal molar masses. Also explain association and dissociation of solute.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-22",
            "source_html": "Chapter1",
            "source_number": "31"
          }
        },
        {
          "sequence_no": 32,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Explain Van't Hoff factor.</div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tVan't Hoff introduced a factor </span><span class=\"Normal-Italic\">i</span><span class=\"idf9ef215b7-CharOverride-2\">, known as the Van't Hoff factor, to account for the extent of dissociation or association. This factor </span><span class=\"Normal-Italic\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> is defined as: </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\">\t= </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-52\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:3.2rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-87\" src=\"/index/41/chapters/1/img/Chapter1/80.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-34\"><span class=\"idf9ef215b7-CharOverride-2\">Here</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">abnormal</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">experimentally</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">determined</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">calculated</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">colligative</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">properties</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">obtained</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">by</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">assuming</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">that</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">non-volatile</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solute</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">neither</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">associated</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">nor</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dissociated.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">In</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">case</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">association,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">value</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">less</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">than</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">unity</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">while</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dissociation</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">it</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">greater</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">than</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">unity.</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Inclusion</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Van't</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Hoff</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">factor</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">modifies</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">equations</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">colligative</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">properties</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">follows:</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Relative</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">lowering</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solvent,</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-58\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-113704.png\"> = </span><span class=\"idf9ef215b7-CharOverride-6\">i</span><span class=\"idf9ef215b7-CharOverride-2\">.<img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-88\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-113719.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\">\tElevation of Boiling point, </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> . K</span><span class=\"idf9ef215b7-CharOverride-4\">b </span><span class=\"idf9ef215b7-CharOverride-2\">. m</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\">\tDepression of Freezing point, </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"idf9ef215b7-CharOverride-6\">i </span><span class=\"idf9ef215b7-CharOverride-2\">.</span><span class=\"idf9ef215b7-CharOverride-6\"> </span><span class=\"idf9ef215b7-CharOverride-2\">K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> . m</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\">\tOsmotic pressure of solution, </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i </span><span class=\"idf9ef215b7-CharOverride-6\">n</span><span class=\"idf9ef215b7-CharOverride-13\">2</span><span class=\"idf9ef215b7-CharOverride-6\"> RT/V</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-40\"><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">several</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">strong</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">electrolytes.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">For</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">KCl,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">NaCl</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">MgSO</span><span class=\"idf9ef215b7-CharOverride-4\">4</span><span class=\"idf9ef215b7-CharOverride-2\">,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">values</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">approach</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">as</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">becomes</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">very</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">dilute.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">As</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">expected,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">value</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"><br></span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gets</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">close</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">3</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">for</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">K</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">SO</span><span class=\"idf9ef215b7-CharOverride-4\">4</span><span class=\"idf9ef215b7-CharOverride-2\">.</span></div>\n<table class=\"Basic-Table TableOverride-2\" id=\"table003\">\n<colgroup>\n<col class=\"_idGenTableRowColumn-16\">\n<col class=\"_idGenTableRowColumn-17\">\n<col class=\"_idGenTableRowColumn-18\">\n<col class=\"_idGenTableRowColumn-19\">\n<col class=\"_idGenTableRowColumn-20\">\n</colgroup>\n<tbody>\n<tr class=\"Basic-Table _idGenTableRowColumn-21\">\n<td class=\"Basic-Table CellOverride-7\" rowspan=\"2\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English-Bold\">Salt</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-7\" colspan=\"3\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English-Bold\">*Values of </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-9\">i</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-7\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English-Bold\">Van't Hoff Factor </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-9\">i</span><span class=\"Normal-English-Bold\"> for complete dissociation of solute</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-12\">\n<td class=\"Basic-Table CellOverride-8\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">0.1 </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">m</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-8\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">0.01  </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">m</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-8\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">0.001  </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">m</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-8\"></td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-13\">\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">NaCl</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">1.87</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">1.94</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">1.97</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">2.00</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-22\">\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">KCl</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">1.85</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">1.94</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">1.98</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">2.00</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-22\">\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">MgSO</span><span class=\"Normal-English idf9ef215b7-CharOverride-28\">4</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">1.21</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">1.53</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">1.82</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">2.00</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-13\">\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">K</span><span class=\"Normal-English idf9ef215b7-CharOverride-28\">2</span><span class=\"Normal-English idf9ef215b7-CharOverride-27\">SO</span><span class=\"Normal-English idf9ef215b7-CharOverride-28\">4</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">2.32</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">2.70</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">2.84</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-9\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-27\">3.00</span></p>\n</td>\n</tr>\n</tbody>\n</table>\n<div class=\"Normal idf9ef215b7-ParaOverride-55\"><span class=\"Biology-Character-Style-1_English idf9ef215b7-CharOverride-31\">Class 12 Chemistry</span><span class=\"idf9ef215b7-CharOverride-32\"> </span><span class=\"idf9ef215b7-CharOverride-33\">(</span><span class=\"Biology-Character-Style-1_English idf9ef215b7-CharOverride-31\">Part 1)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Biology-Character-Style-1_English idf9ef215b7-CharOverride-31\">003</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/80.png",
              "position": "answer",
              "context": "i ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1207-113704.png",
              "position": "answer",
              "context": "= i ."
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1207-113719.png",
              "position": "answer",
              "context": "= i ."
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Explain Van't Hoff factor.",
            "section": "Topic-wise Q & A",
            "section_id": "1.2",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "32"
          }
        }
      ]
    },
    {
      "section_id": "",
      "section_title": "NCERT Intext Questions and Answers",
      "heading_text": "",
      "detected_type": "SUB",
      "match_confidence": 0,
      "questions": [
        {
          "sequence_no": 33,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Calculate the mass percentage of benzene (C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">6</span>) and carbon tetrachloride (CCl<span class=\"idf9ef215b7-CharOverride-21\">4</span>) <br>If 22 g of benzene is dissolved in 122 g of carbon tetrachloride.<span class=\"Marks-Magenta\"></span><span class=\"idf9ef215b7-CharOverride-7\"> </span></div>",
          "answer_text": "<div class=\"Normal\">Mass of benzene\t \t     = 22 g</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tMass of Carbon tetrachloride = 122 g</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tMass of Solution\t  = 144 g</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">Mass percentage of benzene</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-56\"><span class=\"idf9ef215b7-CharOverride-2\">\t= </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-37\"><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-94\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-123716.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-56\"><span class=\"idf9ef215b7-CharOverride-2\">\t= 15.28%</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">Mass percentage of CCl<span class=\"idf9ef215b7-CharOverride-21\">4</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-56\"><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:2.19rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-95\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1216-145757.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-56\"><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-96\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-123831.png\">  = 84.72%</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-123716.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1216-145757.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-123831.png",
              "position": "answer",
              "context": "= = 84.72%"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Calculate the mass percentage of benzene (C6H6) and carbon tetrachloride (CCl4) If 22 g of benzene is dissolved in 122 g of carbon tetrachloride. ",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "1"
          }
        },
        {
          "sequence_no": 34,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-23\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Calculate the mole fraction of benzene in solution containing 30% by mass in carbon tetrachloride. </div>",
          "answer_text": "<div class=\"Normal\">30% W/W solution means that:</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-57\">Mass of C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">6</span> = 30 g, mass of CCl<span class=\"idf9ef215b7-CharOverride-21\">4</span> = 70 g</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-57\">Molar mass of C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">6</span> = 78 g.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-57\">Molar mass of CCl<span class=\"idf9ef215b7-CharOverride-21\">4</span> = 154 g.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-58\"><span class=\"idf9ef215b7-CharOverride-2\">Moles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">C</span><span class=\"idf9ef215b7-CharOverride-4\">6</span><span class=\"idf9ef215b7-CharOverride-2\">H</span><span class=\"idf9ef215b7-CharOverride-4\">6</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-97\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-124231.png\"></span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">0.3846</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mol</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-59\"><span class=\"idf9ef215b7-CharOverride-2\">Moles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">CCl</span><span class=\"idf9ef215b7-CharOverride-4\">4</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-124307.png\"></span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">0.4545</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mol</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-59\"><span class=\"idf9ef215b7-CharOverride-2\">Mole-fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">C</span><span class=\"idf9ef215b7-CharOverride-4\">6</span><span class=\"idf9ef215b7-CharOverride-2\">H</span><span class=\"idf9ef215b7-CharOverride-4\">6</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:2.11rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-99\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-124358.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-60\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-100\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-124422.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-56\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">= 0.458</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-124231.png",
              "position": "answer",
              "context": "Moles of C 6 H 6 = = 0.3846 mol"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-124307.png",
              "position": "answer",
              "context": "Moles of CCl 4 = = 0.4545 mol"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-124358.png",
              "position": "answer",
              "context": "Mole-fraction of C 6 H 6 ="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1203-124422.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Calculate the mole fraction of benzene in solution containing 30% by mass in carbon tetrachloride. ",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest idf9ef215b7-ParaOverride-23",
            "source_html": "Chapter1",
            "source_number": "2"
          }
        },
        {
          "sequence_no": 35,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Calculate the molarity of each of the following solutions:</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(a) </span>30 g of Co(NO<span class=\"idf9ef215b7-CharOverride-21\">3</span>)<span class=\"idf9ef215b7-CharOverride-21\">2</span><span lang=\"en-GB\">·</span>6H<span class=\"idf9ef215b7-CharOverride-21\">2</span>O in 4.3 L of solution </div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">(b) </span>30 mL of 0.5 M H<span class=\"idf9ef215b7-CharOverride-21\">2</span>SO<span class=\"idf9ef215b7-CharOverride-21\">4</span> diluted to 500 mL.</div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English\">\t(a)\t</span><span class=\"idf9ef215b7-CharOverride-2\">Mass of Co(NO</span><span class=\"idf9ef215b7-CharOverride-4\">3</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">·6H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">O = 30 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Molar mass of Co(NO</span><span class=\"idf9ef215b7-CharOverride-4\">3</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">·6H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">O = 291 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tVolume of Solution = 4.3 L</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-62\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tMolarity\t</span><span class=\"Normal-English\">= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-101\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-133525.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t\t= 0.0239 M</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-63\"><span class=\"Normal-English\"> </span><span class=\"Normal-English\">(b)</span><span class=\"Normal-English\"> </span><span class=\"idf9ef215b7-CharOverride-2\">V</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">30</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mL</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">V</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">500</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mL</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-64\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">M</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.5</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">M</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">?</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-65\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">M</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">1</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">·</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">V</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">1</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">M</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">·</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">V</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-66\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∴</span><span class=\"Normal-English\"> </span><span class=\"idf9ef215b7-CharOverride-2\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-102\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-133808.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-67\"><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\"><img style=\"height:1.86rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-103\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-133947.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-64\"><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">0.03</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">M</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-133525.png",
              "position": "answer",
              "context": "Molarity ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-133808.png",
              "position": "answer",
              "context": "∴ M 2 ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-133947.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 3,
            "original_raw_text": " Calculate the molarity of each of the following solutions:\n\t(a) 30 g of Co(NO3)2·6H2O in 4.3 L of solution \n (b) 30 mL of 0.5 M H2SO4 diluted to 500 mL.",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest idf9ef215b7-ParaOverride-61",
            "source_html": "Chapter1",
            "source_number": "3"
          }
        },
        {
          "sequence_no": 36,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Calculate the mass of urea (NH<span class=\"idf9ef215b7-CharOverride-21\">2</span>CONH<span class=\"idf9ef215b7-CharOverride-21\">2</span>) required in making 2.5 kg of 0.25 molal aqueous solution.<span class=\"idf9ef215b7-CharOverride-7\"> </span></div>",
          "answer_text": "<div class=\"Normal\">Molar mass of urea = 60 g.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">0.25</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molal</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">aqueous</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">urea</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">means</span><span class=\"idf9ef215b7-CharOverride-2\"> <br></span><span class=\"idf9ef215b7-CharOverride-2\">1000</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">contains</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.25</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mol</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">= (0.25 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 60)</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t\t= 15 g of Urea</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-68\"><span class=\"idf9ef215b7-CharOverride-2\">(1000</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">+</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">15)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">contain</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">15</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">urea.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∴</span><span class=\"idf9ef215b7-CharOverride-2\"> 2500 g of solution contain = ?</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\">\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-104\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-134523.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English\">\t\t\t= 36.95 g</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-134523.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Calculate the mass of urea (NH2CONH2) required in making 2.5 kg of 0.25 molal aqueous solution. ",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "4"
          }
        },
        {
          "sequence_no": 37,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Calculate (a) molality (b) molarity and <br>(c) mole fraction of KI If the density of 20% (mass/mass) aqueous KI is 1.202 g.mL<span class=\"idf9ef215b7-CharOverride-23\">–1</span>.</div>",
          "answer_text": "<div class=\"Normal\">20% W/W KI solution</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\tMass of KI   = 20 g,</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\tMass of H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">O = 80 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t = 0.080 kg</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\tMolar mass of KI = 39 + 127</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t = 166 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-34\"> </span><span class=\"Normal-English\">(a) </span><span class=\"idf9ef215b7-CharOverride-2\">Molality:</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-70\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\tMolality\t=</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\">\t\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-106\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-134952.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English\">\t\t\t\t= 1.506 m</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-11\"> </span><span class=\"Normal-English\">(b) </span><span class=\"idf9ef215b7-CharOverride-2\">Molarity:</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\tDensity = <img style=\"height:1.77rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-107\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-135123.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∴</span><span class=\"Normal-English\"> 1.202 = <img style=\"height:1.77rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-107\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-135150.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∴</span><span class=\"Normal-English\"> Volume of Solution\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-108\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-135216.png\"> </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\t\t\t               \t= 83.19 mL</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\t\t\t               \t= 0.08319 L</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\">\t\tMolarity\t= </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\">\t\t\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-110\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-135652.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English\">\t\t\t\t\t= 1.45 M</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-54\"><span class=\"idf9ef215b7-CharOverride-11\"> </span><span class=\"Normal-English\">(c) </span><span class=\"idf9ef215b7-CharOverride-2\">Mole-Fraction of KI:</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\tMoles of KI\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-135802.png\"></span><span class=\"Normal-English\"> </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\"> </span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">\t\t= 0.12 mol</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\tMoles of H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">O\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-97\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-135834.png\"></span><span class=\"Normal-English\"> </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\">\t\t\t\t \t\t= 4.44 mol</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\">\t\t\tMole-Fraction of KI\t= <img style=\"height:1.77rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-111\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-135908.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"Normal-English\">\t\t\t\t\t\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-96\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-135939.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"Normal-English\"> </span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">\t\t\t\t= 0.0263</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-134952.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-135123.png",
              "position": "answer",
              "context": "Density ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-135150.png",
              "position": "answer",
              "context": "∴ 1.202 ="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1203-135216.png",
              "position": "answer",
              "context": "∴ Volume of Solution\t="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1203-135652.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1203-135802.png",
              "position": "answer",
              "context": "Moles of KI\t="
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1203-135834.png",
              "position": "answer",
              "context": "Moles of H 2 O\t="
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1203-135908.png",
              "position": "answer",
              "context": "Mole-Fraction of KI\t="
            },
            {
              "id": "img-8",
              "path": "Chapter1/EQ-1203-135939.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": " Calculate (a) molality (b) molarity and (c) mole fraction of KI If the density of 20% (mass/mass) aqueous KI is 1.202 g.mL–1.",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "5"
          }
        },
        {
          "sequence_no": 38,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>H<span class=\"idf9ef215b7-CharOverride-21\">2</span>S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. If the solubility of H<span class=\"idf9ef215b7-CharOverride-21\">2</span>S in water at STP is 0.195 m, calculate Henry’s law constant. </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tAt STP P</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-4\">S</span><span class=\"idf9ef215b7-CharOverride-2\"> = 0.987 bar, </span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> = ?</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t0.195 m H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">S solution means 0.195 mol H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">S present in 1000 g of Water.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-4\">S</span><span class=\"idf9ef215b7-CharOverride-2\">\t = 0.195</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-4\">O</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-112\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-175159.png\"> </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t = 55.55</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-4\">S</span><span class=\"idf9ef215b7-CharOverride-2\">\t = <img style=\"height:2.11rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-113\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-175329.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-114\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-175342.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t = 0.00349</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tP</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-4\">S</span><span class=\"idf9ef215b7-CharOverride-2\">\t= </span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">S</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\\t</span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:2.53rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-115\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-175512.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-116\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-175526.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\\t</span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 282.8 bar</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-175159.png",
              "position": "answer",
              "context": "n H 2 O ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-175329.png",
              "position": "answer",
              "context": "x H 2 S ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-175342.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1203-175512.png",
              "position": "answer",
              "context": "\\ K H ="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1203-175526.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " H2S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. If the solubility of H2S in water at STP is 0.195 m, calculate Henry’s law constant. ",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest idf9ef215b7-ParaOverride-22",
            "source_html": "Chapter1",
            "source_number": "6"
          }
        },
        {
          "sequence_no": 39,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Henry’s law constant for CO<span class=\"idf9ef215b7-CharOverride-21\">2</span> in water is 1.67  <span class=\"idf9ef215b7-CharOverride-8\">×</span>  10<span class=\"idf9ef215b7-CharOverride-23\">8</span> Pa at 298 K. Calculate the quantity of CO<span class=\"idf9ef215b7-CharOverride-21\">2</span> in 500 mL of soda water when packed under 2.5   atm CO<span class=\"idf9ef215b7-CharOverride-21\">2</span> pressure at 298 K.   </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-6\">\tK</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> = 1.67 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">8</span><span class=\"idf9ef215b7-CharOverride-2\"> Pa, Quantity of CO</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = ?</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-117\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180017.png\">\t= 2.5 atm</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 2.5 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 1.013 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">5</span><span class=\"idf9ef215b7-CharOverride-2\"> Pa</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 2.53 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">5</span><span class=\"idf9ef215b7-CharOverride-2\"> Pa</span></div>\n<div class=\"Normal\">\tAccording to Henry's Law.</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-117\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180017.png\"> = </span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-118\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-175957.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t2.53 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">5</span><span class=\"idf9ef215b7-CharOverride-2\"> Pa = 1.67 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">8</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-118\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-175957.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-118\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-175957.png\">\t= \t= 1.51 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span></div>\n<div class=\"Normal\">\tMoles of H<span class=\"idf9ef215b7-CharOverride-21\">2</span>O <img style=\"height:1.43rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-120\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180231.png\"> = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-121\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180241.png\"> = 27.78</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-118\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-175957.png\">\t= <img style=\"height:2.62rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-122\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180318.png\"> <img style=\"height:1.1rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-123\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180338.png\"> &lt;&lt; <img style=\"height:1.1rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-124\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180351.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-118\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-175957.png\">\t= <img style=\"height:2.53rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-115\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180412.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> 1.51 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:2.11rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-125\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180442.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-4\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.1rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-123\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180338.png\">\t= 41.94 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:2.78rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-126\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180529.png\">\t= 41.94</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-127\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180552.png\">\t= 1845.55</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-127\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-180552.png\">\t= 1.845 g</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-180017.png",
              "position": "answer",
              "context": "= 2.5 atm"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-180017.png",
              "position": "answer",
              "context": "= K H ."
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-175957.png",
              "position": "answer",
              "context": "= K H ."
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1203-175957.png",
              "position": "answer",
              "context": "2.53 × 10 5 Pa = 1.67 × 10 8 ."
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1203-175957.png",
              "position": "answer",
              "context": "\\ = = 1.51 × 10 –3"
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1203-180231.png",
              "position": "answer",
              "context": "Moles of H 2 O = = 27.78"
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1203-180241.png",
              "position": "answer",
              "context": "Moles of H 2 O = = 27.78"
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1203-175957.png",
              "position": "answer",
              "context": "= <<"
            },
            {
              "id": "img-8",
              "path": "Chapter1/EQ-1203-180318.png",
              "position": "answer",
              "context": "= <<"
            },
            {
              "id": "img-9",
              "path": "Chapter1/EQ-1203-180338.png",
              "position": "answer",
              "context": "= <<"
            },
            {
              "id": "img-10",
              "path": "Chapter1/EQ-1203-180351.png",
              "position": "answer",
              "context": "= <<"
            },
            {
              "id": "img-11",
              "path": "Chapter1/EQ-1203-175957.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-12",
              "path": "Chapter1/EQ-1203-180412.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-13",
              "path": "Chapter1/EQ-1203-180442.png",
              "position": "answer",
              "context": "\\ 1.51 × 10 –3 ="
            },
            {
              "id": "img-14",
              "path": "Chapter1/EQ-1203-180338.png",
              "position": "answer",
              "context": "\\ = 41.94 × 10 –3"
            },
            {
              "id": "img-15",
              "path": "Chapter1/EQ-1203-180529.png",
              "position": "answer",
              "context": "\\ = 41.94 × 10 –3"
            },
            {
              "id": "img-16",
              "path": "Chapter1/EQ-1203-180552.png",
              "position": "answer",
              "context": "\\ = 1845.55 × 10 –3"
            },
            {
              "id": "img-17",
              "path": "Chapter1/EQ-1203-180552.png",
              "position": "answer",
              "context": "\\ = 1.845 g"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Henry’s law constant for CO2 in water is 1.67  ×  108 Pa at 298 K. Calculate the quantity of CO2 in 500 mL of soda water when packed under 2.5   atm CO2 pressure at 298 K.   ",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "7"
          }
        },
        {
          "sequence_no": 40,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>The vapour pressure of pure liquids A and B are 450 and 700 mm Hg respectively, at 350K. Find out the composition of the liquid mixture if total vapour pressure is 600 mm Hg. Also find the composition of the vapour phase.  </div>",
          "answer_text": "<div class=\"Normal\">Liquid : A\tLiquid : B</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-128\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0215-101821.png\">\t= 450 mm Hg\t\t<img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0215-101833.png\">\t= 700 mm Hg</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= ?\t\t</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">\t= ?</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span><span class=\"idf9ef215b7-CharOverride-2\">= 600 mm Hg</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= ?\t\t</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">\t= ?</span></div>\n<div class=\"Normal\">\tAccording to Raoult's Law</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-128\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0215-101821.png\"> + x</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">(<img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0215-101833.png\"> – <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-128\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0215-101821.png\">)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> 600\t= 450 + </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">(700 – 450)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> 600\t= 450 + 250 </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">B</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> 600 – 450\t= 250 </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">B</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-121\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-113819.png\">\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">B</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 0.6</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> + </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 1 – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">B</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 1 – 0.6</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 0.4</span></div>\n<div class=\"Normal\">\tComposition in vapour phase,</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span></div>\n<div class=\"Normal\"><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> + </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 1</span></div>\n<div class=\"Normal\"><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">B\t</span><span class=\"idf9ef215b7-CharOverride-2\">= 1 – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">A</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 1 – 0.3</span></div>\n<div class=\"Normal\"><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 0.7</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.53rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-129\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0215-101943.png\"> = y</span><span class=\"idf9ef215b7-CharOverride-4\">A</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-101\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-114345.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= 0.3</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0215-101821.png",
              "position": "answer",
              "context": "= 450 mm Hg = 700 mm Hg"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-0215-101833.png",
              "position": "answer",
              "context": "= 450 mm Hg = 700 mm Hg"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-0215-101821.png",
              "position": "answer",
              "context": "p Total = + x B ( – )"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-0215-101833.png",
              "position": "answer",
              "context": "p Total = + x B ( – )"
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-0215-101821.png",
              "position": "answer",
              "context": "p Total = + x B ( – )"
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1204-113819.png",
              "position": "answer",
              "context": "\\ = x B"
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-0215-101943.png",
              "position": "answer",
              "context": "\\ = y A"
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1204-114345.png",
              "position": "answer",
              "context": "\\ y A ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 3,
            "original_raw_text": " The vapour pressure of pure liquids A and B are 450 and 700 mm Hg respectively, at 350K. Find out the composition of the liquid mixture if total vapour pressure is 600 mm Hg. Also find the composition of the vapour phase.  ",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest idf9ef215b7-ParaOverride-22",
            "source_html": "Chapter1",
            "source_number": "8"
          }
        },
        {
          "sequence_no": 41,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Vapour pressure of pure water at 298 K is 23.8 mm Hg. 50 g of urea (NH<span class=\"idf9ef215b7-CharOverride-21\">2</span>CONH<span class=\"idf9ef215b7-CharOverride-21\">2</span>) is dissolved in 850 g of water. Calculate the vapour pressure of water for this solution and its relative lowering. </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-130\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-1452571.png\">\t= 23.8 mm Hg\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 50 g</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= ?\t</span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 60 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= 850 g</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tRelative Lowering = ?\t</span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = 18 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.87rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-52\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145516.png\">\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-56\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-142027.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-131\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-152128.png\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-132\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-152147.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> \t23.8 – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">1</span><span class=\"Normal-English\">\t= 0.0176 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 23.8</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> \t23.8 – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">1</span><span class=\"Normal-English\">\t= 0.4058</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">1</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">= 23.8 – 0.4058</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">1</span><span class=\"Normal-English\">\t= 23.4 mm Hg</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-71\"><span class=\"Normal-English\">Relative</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">lowering</span><span class=\"Normal-English\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"><img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-133\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-152347.png\"></span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">=</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\" lang=\"en-GB\">x</span><span class=\"idf9ef215b7-CharOverride-4\" lang=\"en-GB\">2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-56\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-142027.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= </span><span class=\"Normal-English\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-132\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-152147.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t= 0.0176</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1204-1452571.png",
              "position": "answer",
              "context": "Ans. = 23.8 mm Hg w 2 = 50 g"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1204-145516.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-0123-142027.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1204-152128.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1204-152147.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1204-152347.png",
              "position": "answer",
              "context": "Relative lowering = x 2"
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-0123-142027.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1204-152147.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Vapour pressure of pure water at 298 K is 23.8 mm Hg. 50 g of urea (NH2CONH2) is dissolved in 850 g of water. Calculate the vapour pressure of water for this solution and its relative lowering. ",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest idf9ef215b7-ParaOverride-22",
            "source_html": "Chapter1",
            "source_number": "9"
          }
        },
        {
          "sequence_no": 42,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Boiling point of water at 750 mm Hg is 99.63°C. How much sucrose is to be added to 500 g of water such that it boils at 100°C. <br><span class=\"Chemistry-Character-Style-1_Enlighs-Bold idf9ef215b7-CharOverride-26\" lang=\"en-US\"> </span></div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-6\">\tw</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 500 g\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= ?</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 99.63°C\t</span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 342 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112002.png\">\t= 100°C</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112002.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 100 – 99.63</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 0.37°C</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-22\">T</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\">\t= K</span><span class=\"idf9ef215b7-CharOverride-4\">b</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-60\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-141840.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\">  0.37\t= 0.52 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-134\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-115649.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-135\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-170042.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 121.67 g</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0123-112002.png",
              "position": "answer",
              "context": "= 100°C"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-0123-112002.png",
              "position": "answer",
              "context": "D T b = – T b"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-0123-141840.png",
              "position": "answer",
              "context": "D T b = K b ×"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-0123-115649.png",
              "position": "answer",
              "context": "\\ 0.37\t= 0.52 ×"
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1204-170042.png",
              "position": "answer",
              "context": "\\ w 2 ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Boiling point of water at 750 mm Hg is 99.63°C. How much sucrose is to be added to 500 g of water such that it boils at 100°C.  ",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "10"
          }
        },
        {
          "sequence_no": 43,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Calculate the mass of ascorbic acid (Vitamin C,  C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">8</span>O<span class=\"idf9ef215b7-CharOverride-21\">6</span>) to be dissolved in 75 g of acetic<br>acid to lower its melting point by 1.5°C. K<span class=\"idf9ef215b7-CharOverride-21\">f</span>  =  3.9  K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>.  </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-6\">\tw</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = ?, </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = 75 g, </span><span class=\"Symbol\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> = 1.5°C</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 6(C) + 8(H) + 6(O)K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> = 3.9 K.kg.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 6(12) + 9(1) + 6(16)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 72 + 8 + 96 </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 176 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-15\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">\t= K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> . <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-60\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-141840.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-15\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-136\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-115818.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-15\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-137\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-095514.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-15\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 5.0769 g</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0123-141840.png",
              "position": "answer",
              "context": "D T f = K f ."
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-0123-115818.png",
              "position": "answer",
              "context": "\\ w 2 ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1207-095514.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Calculate the mass of ascorbic acid (Vitamin C,  C6H8O6) to be dissolved in 75 g of aceticacid to lower its melting point by 1.5°C. Kf  =  3.9  K.kg.mol–1.  ",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "11"
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        },
        {
          "sequence_no": 44,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Calculate the osmotic pressure in pascals exerted by a solution prepared by dissolving 1.0 g of polymer of molar mass 185,000 in 450 mL of water at 37°C.<span class=\"Chemistry-Character-Style-1_Enlighs-Bold idf9ef215b7-CharOverride-26\" lang=\"en-US\"> </span></div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Symbol\">\tp</span><span class=\"idf9ef215b7-CharOverride-2\">\t= ?,\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 1.0 g\tT\t= 37 + 273</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\tV\t= 450 ml\t</span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 185000 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 310 K</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 0.45 L\tR = 8.314 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">3</span><span class=\"idf9ef215b7-CharOverride-2\"> Pa.L.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\">.K</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-78\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-115025.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= <img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-138\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-111504.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 0.030959 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">3</span><span class=\"idf9ef215b7-CharOverride-2\"> Pa</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 30.96 Pa</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0123-115025.png",
              "position": "answer",
              "context": "p ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1207-111504.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Calculate the osmotic pressure in pascals exerted by a solution prepared by dissolving 1.0 g of polymer of molar mass 185,000 in 450 mL of water at 37°C. ",
            "section": "NCERT Intext Questions and Answers",
            "section_id": "",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "12"
          }
        }
      ]
    },
    {
      "section_id": "1.5",
      "section_title": "NCERT Textbook Exercise Q & A",
      "heading_text": "",
      "detected_type": "SUB",
      "match_confidence": 0,
      "questions": [
        {
          "sequence_no": 45,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-22\">Define the term solution. How many types of solutions exist? Write briefly about each type with an example. </div>",
          "answer_text": "<div class=\"Answer-1 idf9ef215b7-ParaOverride-73\"><span class=\"idf9ef215b7-CharOverride-2\">Refer Que. 1 (Page No.20)</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 3,
            "original_raw_text": "Define the term solution. How many types of solutions exist? Write briefly about each type with an example. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-22",
            "source_html": "Chapter1",
            "source_number": "1"
          }
        },
        {
          "sequence_no": 46,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Give an example of a solid solution in which the solute is a gas. <span class=\"idf9ef215b7-CharOverride-5\"></span></div>",
          "answer_text": "<div class=\"Answer-1 idf9ef215b7-ParaOverride-73\"><span class=\"idf9ef215b7-CharOverride-2\">Refer Que. 2 (Page No.20)</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 1,
            "original_raw_text": " Give an example of a solid solution in which the solute is a gas. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "2"
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        },
        {
          "sequence_no": 47,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-23\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">Define the following terms:</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(i)\t</span>Mole fraction</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">(ii)\t</span>Molality</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(iii)\t</span>Molarity</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(iv)\t</span>Mass Percentage  <span class=\"idf9ef215b7-CharOverride-5\"></span></div>",
          "answer_text": "<div class=\"Answer-1 idf9ef215b7-ParaOverride-74\"><span class=\"idf9ef215b7-CharOverride-6\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(i)\tRefer Que. 8 (Page No.21)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-75\"><span class=\"idf9ef215b7-CharOverride-36\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(ii)\tRefer Que. 10 (Page No.22)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-75\"><span class=\"idf9ef215b7-CharOverride-36\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(iii)\tRefer Que. 9 (Page No.22)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-75\"><span class=\"idf9ef215b7-CharOverride-36\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(iv)\tRefer Que. 4 (Page No.20)</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": "Define the following terms:\n\t(i)\tMole fraction\n (ii)\tMolality\n\t(iii)\tMolarity\n\t(iv)\tMass Percentage  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-23",
            "source_html": "Chapter1",
            "source_number": "3"
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        },
        {
          "sequence_no": 48,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Concentra<span class=\"idf9ef215b7-CharOverride-37\">ted</span> nitric acid used in laboratory work is 68% nitric acid by mass in aqueous solution. What should be the molarity of such a sample of the acid if the density of the solution is<br>1.504 g.mL<span class=\"idf9ef215b7-CharOverride-23\">–1</span>?  <span class=\"idf9ef215b7-CharOverride-7\"></span></div>",
          "answer_text": "<div class=\"Normal\">d = 1.504 g.mL<span class=\"idf9ef215b7-CharOverride-23\">–1</span>, molarity (M) = ?</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">68% nitric acid means that 68 g of nitric acid is dissolved in 100 g of solution.</div>\n<div class=\"Body-text-for-Q---A\"><span class=\"idf9ef215b7-CharOverride-2\">Molar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">HNO</span><span class=\"idf9ef215b7-CharOverride-4\">3</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">63</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Body-text-for-Q---A\"><span class=\"idf9ef215b7-CharOverride-2\">Volume</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-139\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1216-151241.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-4\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-108\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-140858.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 66.489 mL</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 0.0665 L</span></div>\n<div class=\"Body-text-for-Q---A\">Molarity</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t= </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-76\"><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-106\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-141035.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t= 16.23 M</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1216-151241.png",
              "position": "answer",
              "context": "Volume of Solution ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-140858.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-141035.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Concentrated nitric acid used in laboratory work is 68% nitric acid by mass in aqueous solution. What should be the molarity of such a sample of the acid if the density of the solution is1.504 g.mL–1?  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "4"
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        {
          "sequence_no": 49,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-77\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>A solution of glucose in water is labelled as 10% w/w, what would be the molality and mole fraction of each component in the solution? If the density of solution is <br>1.2 g.mL<span class=\"idf9ef215b7-CharOverride-23\">–1</span>, then what shall be the molarity of the solution?<span class=\"idf9ef215b7-CharOverride-7\"> </span></div>",
          "answer_text": "<div class=\"Normal idf9ef215b7-ParaOverride-3\">10% W/W glucose solution means that </div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\tmass of glucose = 10 g, mass of H</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">O = 90 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\tMolar mass of glucose = 180 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-3\">(1)\t</span><span class=\"idf9ef215b7-CharOverride-3\">Molality (m):</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">m</span><span class=\"idf9ef215b7-CharOverride-2\">\t= </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-78\"><span class=\"Normal-English\">\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-106\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-142031.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-37\"><span class=\"Normal-English\">\t\t\t= 0.617 m</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-3\">(2)\t</span><span class=\"idf9ef215b7-CharOverride-3\">Mole-fraction:</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tMoles of glucose = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-142149.png\"></span><span class=\"Normal-English\"> = 0.055 mol</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-56\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tMoles of water = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-97\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-142216.png\"></span><span class=\"Normal-English\"> = 5 mol</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English\">\t\tTotal Moles\t= 5 + 0.055</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English\">\t\t\t = 5.055</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-79\"><span class=\"Normal-English\">\t\tMole-fraction of glucose = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-108\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-142344.png\"> = 0.0108</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English\">\t\tMole-fraction of water\t= 1 – 0.0108</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t\t= 0.989</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-3\">(3)\t</span><span class=\"idf9ef215b7-CharOverride-3\">Molarity (M):</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tVolume of Solution = <img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-142\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1216-151433.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t  = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-142718.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-80\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t  = 83.33 mL</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t  = 0.0833 L</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tM\t=</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-54\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-137\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-142907.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 0.67 M</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-142031.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-142149.png",
              "position": "answer",
              "context": "Moles of glucose = = 0.055 mol"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-142216.png",
              "position": "answer",
              "context": "Moles of water = = 5 mol"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1203-142344.png",
              "position": "answer",
              "context": "Mole-fraction of glucose = = 0.0108"
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1216-151433.png",
              "position": "answer",
              "context": "Volume of Solution ="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1203-142718.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1203-142907.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": " A solution of glucose in water is labelled as 10% w/w, what would be the molality and mole fraction of each component in the solution? If the density of solution is 1.2 g.mL–1, then what shall be the molarity of the solution? ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-77",
            "source_html": "Chapter1",
            "source_number": "5"
          }
        },
        {
          "sequence_no": 50,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>How many ml of 0.1 M HC1 are required to react completely with 1 g mixture of Na<span class=\"idf9ef215b7-CharOverride-21\">2</span>CO<span class=\"idf9ef215b7-CharOverride-21\">3</span> and NaHCO<span class=\"idf9ef215b7-CharOverride-21\">3</span> containing equimolar amounts of both? <span class=\"idf9ef215b7-CharOverride-7\"></span></div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English\">\tLet, mass of Na</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span><span class=\"Normal-English\">CO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"Normal-English\">\t= </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">x</span><span class=\"Normal-English\"> g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">\t\t∴</span><span class=\"Normal-English\"> Mass of NaHCO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"Normal-English\">\t= (1 – </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">x</span><span class=\"Normal-English\">) g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\tMolar mass of Na</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span><span class=\"Normal-English\">CO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"Normal-English\">\t= 106 g.mol</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\tMolar mass of NaHCO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"Normal-English\">\t= 84 g.mol</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\tNa</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span><span class=\"Normal-English\">CO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"Normal-English\"> and NaHCO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"Normal-English\"> both are equimolar</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">\t∴</span><span class=\"Normal-English\">\tMoles of Na</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span><span class=\"Normal-English\">CO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"Normal-English\"> = Moles of NaHCO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">\t∴</span><span class=\"Normal-English\"> <img style=\"height:1.52rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-144\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-143331.png\"> = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-112\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-143349.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">\t∴</span><span class=\"Normal-English\">\t84</span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">x</span><span class=\"Normal-English\"> = 106 – 106</span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">x</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">\t∴</span><span class=\"Normal-English\">\t84</span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">x</span><span class=\"Normal-English\"> + 106</span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">x</span><span class=\"Normal-English\"> = 106</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">\t∴</span><span class=\"Normal-English\">\t190</span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">x</span><span class=\"Normal-English\"> = 106</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">\t∴</span><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">x</span><span class=\"Normal-English\"> = 0.5578 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">\t∴</span><span class=\"Normal-English\">\tMass of Na</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span><span class=\"Normal-English\">CO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"Normal-English\">\t= </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">x</span><span class=\"Normal-English\"> = 0.5578 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">\t∴</span><span class=\"Normal-English\">\tMass of NaHCO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"Normal-English\">\t= 1 – </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">x</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\t\t\t= 1 – 0.5578</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\t\t\t= 0.4422 g</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-21\"><span class=\"Normal-English\">Let</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">us</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">find</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">out</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mass</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">HCl</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">which</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">react</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">with</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Na</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span><span class=\"Normal-English\">CO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">and</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">NaHCO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\tNa</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">CO</span><span class=\"idf9ef215b7-CharOverride-4\">3</span><span class=\"idf9ef215b7-CharOverride-2\"> + 2 HCl </span><span class=\"idf9ef215b7-CharOverride-8\">→</span><span class=\"Normal-English\"> 2 NaCl + H</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span><span class=\"Normal-English\">O + CO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\t106 g\t= 2 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 36.5</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\t\t\t= 73 g</span></div>\n<div class=\"Body-text-for-Q---A\"><span class=\"Normal-English\">If</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">106</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">g</span><span class=\"Normal-English\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Na</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">CO</span><span class=\"idf9ef215b7-CharOverride-4\">3</span><span class=\"idf9ef215b7-CharOverride-4\"> </span><span class=\"Normal-English\">react</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">with</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">73</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">g</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">HCl</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\">\tThen 0.5578 g </span><span class=\"idf9ef215b7-CharOverride-2\">Na</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">CO</span><span class=\"idf9ef215b7-CharOverride-4\">3 </span><span class=\"Normal-English\" lang=\"en-US\">react with:</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\">\t\tMass of HCl\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-145\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-144134.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\">\t\t\t= 0.384 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\">\t\tNaHCO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">3</span><span class=\"Normal-English\" lang=\"en-US\"> + HCl </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">→</span><span class=\"Normal-English\" lang=\"en-US\"> NaCl + CO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">2</span><span class=\"Normal-English\" lang=\"en-US\"> + H</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">2</span><span class=\"Normal-English\" lang=\"en-US\">O</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\">\t\t84 g\t36.5 g</span></div>\n<div class=\"Body-text-for-Q---A\"><span class=\"Normal-English\">If</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">84</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">g</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">NaHCO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">react</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">with</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">36.5</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">g</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">HCl</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\">\tThen</span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\">0.4422 g NaHCO</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">3</span><span class=\"Normal-English\" lang=\"en-US\"> react with:</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\">\t\tMass of HCl\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-146\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-145110.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\">\t\t\t\t= 0.192 g</span></div>\n<div class=\"Body-text-for-Q---A\"><span class=\"Normal-English\">Total</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mass</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">HCl</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">0.384</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">+</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">0.192</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\">\t\t\t\t\t= 0.576 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\">\tM = </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-54\"><span class=\"Normal-English\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">∴</span><span class=\"Normal-English\" lang=\"en-US\">\t0.1 = </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">∴</span><span class=\"Normal-English\" lang=\"en-US\">\tVolume of solution\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-104\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-145351.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\">= 0.1578 L</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\">= 157.8 mL</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-143331.png",
              "position": "answer",
              "context": "∴ ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-143349.png",
              "position": "answer",
              "context": "∴ ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-144134.png",
              "position": "answer",
              "context": "Mass of HCl\t="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1203-145110.png",
              "position": "answer",
              "context": "Mass of HCl\t="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1203-145351.png",
              "position": "answer",
              "context": "∴ Volume of solution\t\t="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": " How many ml of 0.1 M HC1 are required to react completely with 1 g mixture of Na2CO3 and NaHCO3 containing equimolar amounts of both? ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "6"
          }
        },
        {
          "sequence_no": 51,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>A solution is obtained by mixing 300 g of 25% solution and 400 g of 40% solution by mass. Calculate the mass percentage of the resulting solution. <span class=\"idf9ef215b7-CharOverride-7\"></span></div>",
          "answer_text": "<div class=\"Normal\"><span class=\"Normal-English idf9ef215b7-CharOverride-3\">Ans.\tSolution 1:</span></div>\n<div class=\"Body-text-for-Q---A\"><span class=\"Normal-English\">Mass</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Solute</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\t\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-94\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-145741.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\t\t\t\t= 75 g</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-68\"><span class=\"Normal-English idf9ef215b7-CharOverride-3\">Solution</span><span class=\"Normal-English idf9ef215b7-CharOverride-3\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-3\">2:</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-40\"><span class=\"Normal-English\">Mass</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Solute</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\t\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-151\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-150034.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English\">\t\t\t\t= 160 g</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">Total</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mass</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solute</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">75</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">+</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">160</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English\">\t\t\t= 235 g</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">Total</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">mass</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">solution</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">300</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">+</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">400</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English\">\t\t\t\t\t= 700 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∴</span><span class=\"Normal-English\">\tMass Percentage of Resulting Solution </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English\">\t\t\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-96\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-150424.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\t\t\t\t\t= 33.57%</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-145741.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-150034.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-150424.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " A solution is obtained by mixing 300 g of 25% solution and 400 g of 40% solution by mass. Calculate the mass percentage of the resulting solution. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "7"
          }
        },
        {
          "sequence_no": 52,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-29\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>An antifreeze solution is prepared from 222.6 g of ethylene glycol (C<span class=\"idf9ef215b7-CharOverride-21\">2</span>H<span class=\"idf9ef215b7-CharOverride-21\">6</span>O<span class=\"idf9ef215b7-CharOverride-21\">2</span>) and 200 g of water. Calculate the molality of the solution. If the density of the solution is 1.072 g mL<span class=\"idf9ef215b7-CharOverride-23\">–1</span>, then what shall be the molarity of the solution?<br> <span class=\"idf9ef215b7-CharOverride-7\"></span></div>",
          "answer_text": "<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"Normal-English\">\tMolar mass of ethylene glycol = 62 g</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English idf9ef215b7-CharOverride-38\">m</span><span class=\"Normal-English\">olality</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-37\"><span class=\"Normal-English\">\t\t     = 17.95 </span><span class=\"Normal-English\" lang=\"en-US\">m</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\tMass of ethylene glycol = 222.6 g</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\tMass of water = 200.0 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"Normal-English\">\tTotal mass of solution = 422.6 g</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-40\"><span class=\"Normal-English\">Density</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">=</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\"><img style=\"height:1.86rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-152\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1216-152733.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> Volume of solution\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-153\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-155840.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t\t \t= 394.22 mL</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t\t \t= 0.394 L</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">Molarity</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">(M)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\">\t= </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-101\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-161805.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t= 9.11 M</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1216-152733.png",
              "position": "answer",
              "context": "Density ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-155840.png",
              "position": "answer",
              "context": "\\ Volume of solution\t="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-161805.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 3,
            "original_raw_text": " An antifreeze solution is prepared from 222.6 g of ethylene glycol (C2H6O2) and 200 g of water. Calculate the molality of the solution. If the density of the solution is 1.072 g mL–1, then what shall be the molarity of the solution? ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-29",
            "source_html": "Chapter1",
            "source_number": "8"
          }
        },
        {
          "sequence_no": 53,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-23\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>A sample of drinking water was found to be severely contaminated with chloroform (CHCl<span class=\"idf9ef215b7-CharOverride-21\">3</span>) supposed to be a carcinogen. The level of contamination was 15 ppm (by mass): </div>\n<div class=\"Quest idf9ef215b7-ParaOverride-81\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(i)\t</span>express this in percent by mass</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-81\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(ii)\t</span>determine the molality of chloroform in the water sample. </div>",
          "answer_text": "<div class=\"Normal idf9ef215b7-ParaOverride-3\">15 ppm (by mass) CHCl<span class=\"idf9ef215b7-CharOverride-21\">3</span> means that 15 g CHCl<span class=\"idf9ef215b7-CharOverride-21\">3</span> present in 10<span class=\"idf9ef215b7-CharOverride-23\">6</span> g of solution.</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-15\"><span class=\"idf9ef215b7-CharOverride-2\">\t(i) %W/W\t= <img style=\"height:2.19rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-155\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1216-152900.png\"> </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 100</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-15\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= <img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-156\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-162247.png\"> </span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 1.5 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span><span class=\"idf9ef215b7-CharOverride-2\"> %</span></div>\n<div class=\"Normal\">\t(ii) Molality:</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-82\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\tm\t= </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-62\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= </span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 1.25 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–4</span><span class=\"idf9ef215b7-CharOverride-2\"> m</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1216-152900.png",
              "position": "answer",
              "context": "(i) %W/W\t= × 100"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-162247.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 3,
            "original_raw_text": " A sample of drinking water was found to be severely contaminated with chloroform (CHCl3) supposed to be a carcinogen. The level of contamination was 15 ppm (by mass): \n\t(i)\texpress this in percent by mass\n\t(ii)\tdetermine the molality of chloroform in the water sample. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-23",
            "source_html": "Chapter1",
            "source_number": "9"
          }
        },
        {
          "sequence_no": 54,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What role does the molecular interaction play in a solution of alcohol and water?\t <br> </div>",
          "answer_text": "<div class=\"Normal\">In pure alcohol and water, the molecules are held tightly by a strong hydrogen bonding. The interaction between the molecules of alcohol and water is weaker than alcohol-alcohol and water-water interactions.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">As</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">result,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">when</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">alcohol</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">water</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">are</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mixed,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">intermolecular</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">interactions</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">become</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">weaker</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">and</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">molecules</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">can</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">easily</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">escape.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">This</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">increases</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">which</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">turn</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">lowers</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">boiling</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">point</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">resulting</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " What role does the molecular interaction play in a solution of alcohol and water?\t  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-22",
            "source_html": "Chapter1",
            "source_number": "10"
          }
        },
        {
          "sequence_no": 55,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Why do gases always tend to be less soluble in liquids as the temperature is raised?<br> </div>",
          "answer_text": "<div class=\"Answer-1 idf9ef215b7-ParaOverride-73\"><span class=\"idf9ef215b7-CharOverride-2\">Refer Que. 12 (Page No.23)</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Why do gases always tend to be less soluble in liquids as the temperature is raised? ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "11"
          }
        },
        {
          "sequence_no": 56,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-23\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>State Henry's law and mention some important applications. <img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-58\" src=\"/index/41/chapters/1/img/Chapter1/134.png\"></div>",
          "answer_text": "<div class=\"Answer-1 idf9ef215b7-ParaOverride-73\"><span class=\"idf9ef215b7-CharOverride-2\">Refer Que. 14 (Page No.23)</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
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              "path": "Chapter1/134.png",
              "position": "stem",
              "context": "Q.12. State Henry's law and mention some important applicati…"
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          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " State Henry's law and mention some important applications. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-23",
            "source_html": "Chapter1",
            "source_number": "12"
          }
        },
        {
          "sequence_no": 57,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>The partial pressure of ethane over a solution containing 6.56 <span class=\"idf9ef215b7-CharOverride-8\">×</span> 10<span class=\"idf9ef215b7-CharOverride-23\">–3</span> g of ethane is 1 bar. <br>If the solution contains 5.00 <span class=\"idf9ef215b7-CharOverride-8\">×</span> 10<span class=\"idf9ef215b7-CharOverride-23\">–2</span> g of ethane, then what shall be the partial pressure of the gas ? <span class=\"Normal-English\"> </span></div>",
          "answer_text": "<div class=\"Normal\">Molar mass of C<span class=\"idf9ef215b7-CharOverride-21\">2</span>H<span class=\"idf9ef215b7-CharOverride-21\">6</span> (ethane) = 30 g.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-40\">Moles of ethane <img style=\"height:1.52rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-161\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-181132.png\">\t= <img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-162\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-181151.png\"></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 0.218 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 2.18 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–4</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tLet, moles of solvent = x</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">According to Henry's Law</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\">\t    P\t = </span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.1rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-163\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-181241.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> P\t = </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">K</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">H</span><span class=\"Normal-English\"> . </span><span class=\"Normal-English\"><img style=\"height:2.62rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-164\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-181324.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">Moles</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Solute</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">(C</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span><span class=\"Normal-English\">H</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">6</span><span class=\"Normal-English\">)</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">&lt;&lt;</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Moles</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">Solvent</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> 1\t= </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">K</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">H</span><span class=\"Normal-English\"> . </span><span class=\"Normal-English\"><img style=\"height:1.86rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-165\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-181359.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">K</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">H</span><span class=\"Normal-English\">\t= <img style=\"height:1.77rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-166\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-181420.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-83\"><span class=\"Normal-English\">Moles</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">ethane</span><span class=\"Normal-English\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.52rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-161\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-181132.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-167\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-181444.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 0.166 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–2</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 1.66 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tP\t= </span><span class=\"idf9ef215b7-CharOverride-6\">K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-2\">x</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-84\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= </span><span class=\"Normal-English\"><img style=\"height:1.77rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-166\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-181420.png\"></span><span class=\"Normal-English\"> . </span><span class=\"Normal-English\"><img style=\"height:1.86rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-168\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-181538.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t\t= 0.761 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–3 + 4</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\tP\t= 7.61 bar</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English-Bold\">Second</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Method:</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t6.56 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–3</span><span class=\"Normal-English\"> g of ethane </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">→</span><span class=\"Normal-English\"> 1 bar</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t5.00 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–2</span><span class=\"Normal-English\"> g of ethane </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">→</span><span class=\"Normal-English\"> (?)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"Normal-English\">\t\tP =  = 7.62 bar</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-181132.png",
              "position": "answer",
              "context": "Moles of ethane ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-181151.png",
              "position": "answer",
              "context": "Moles of ethane ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-181241.png",
              "position": "answer",
              "context": "P\t = K H ."
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1203-181324.png",
              "position": "answer",
              "context": "\\ P\t = K H ."
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1203-181359.png",
              "position": "answer",
              "context": "\\ 1\t= K H ."
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1203-181420.png",
              "position": "answer",
              "context": "\\ K H ="
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1203-181132.png",
              "position": "answer",
              "context": "Moles of ethane ="
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1203-181444.png",
              "position": "answer",
              "context": "Moles of ethane ="
            },
            {
              "id": "img-8",
              "path": "Chapter1/EQ-1203-181420.png",
              "position": "answer",
              "context": "= ."
            },
            {
              "id": "img-9",
              "path": "Chapter1/EQ-1203-181538.png",
              "position": "answer",
              "context": "= ."
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " The partial pressure of ethane over a solution containing 6.56 × 10–3 g of ethane is 1 bar. If the solution contains 5.00 × 10–2 g of ethane, then what shall be the partial pressure of the gas ?  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "13"
          }
        },
        {
          "sequence_no": 58,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>What is meant by positive and negative deviations from Raoult's law and how is the sign of <span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-21\">mix</span>H related to positive and negative deviations from Raoult's law? </div>",
          "answer_text": "<div class=\"Answer-1 idf9ef215b7-ParaOverride-73\"><span class=\"idf9ef215b7-CharOverride-2\">Refer Que. 19 (Page No.28)</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": " What is meant by positive and negative deviations from Raoult's law and how is the sign of DmixH related to positive and negative deviations from Raoult's law? ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "14"
          }
        },
        {
          "sequence_no": 59,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>An aqueous solution of 2% non-volatile solute exerts a pressure of 1.004 bar at the normal boiling point of the solvent. What is the molar mass of the solute?  </div>",
          "answer_text": "<div class=\"Normal\">2% non-volatile solution means</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 2 g\t</span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= ?</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 98 g\t</span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 18 g.Mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 1.004 bar\t<img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\">\t= 1.013 bar</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.87rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-52\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145516.png\">\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-56\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-142027.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-145\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-152809.png\">\t= <img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-169\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112633.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-11\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-108\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-152852.png\">\t= <img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-170\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-152911.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-4\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> M</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">2</span><span class=\"Normal-English\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-101\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-152939.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t\t= 41.35 g/mol</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–1</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "p 1 = 1.004 bar = 1.013 bar"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1204-145516.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-0123-142027.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1204-152809.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-0123-112633.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1204-152852.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1204-152911.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1204-152939.png",
              "position": "answer",
              "context": "\\ M 2 ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " An aqueous solution of 2% non-volatile solute exerts a pressure of 1.004 bar at the normal boiling point of the solvent. What is the molar mass of the solute?  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "15"
          }
        },
        {
          "sequence_no": 60,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Heptane and octane form an ideal solution. At 373K, the vapour pressures of the two liquid components are 105.2 kPa and 46.8 kPa respectively. What will be the vapour pressure of a mixture of 26.0 g of heptane and 35 g<br>of octane? </div>",
          "answer_text": "<div class=\"Normal idf9ef215b7-ParaOverride-19\">heptane = 1\toctane = 2</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\"> = 105.2 kPa\t<img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-114809.png\"> = 46.8 kPa</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = 26.0 g\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 35 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span><span class=\"idf9ef215b7-CharOverride-2\"> = ?</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Molar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">heptane</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(M</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">7(C)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">+</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">16(H)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"><br> </span><span lang=\"en-GB\">=</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">7(12)</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">+</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">16(1)</span><span lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"><br> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">=</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">84</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">+</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">16</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">=</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">100</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">g.mol</span><span class=\"idf9ef215b7-CharOverride-11\" lang=\"en-GB\">–1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Molar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">octane</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">8(C)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">+</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">18(H)</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-64\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">=</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">8(12)</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">+</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">18(1)</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">=</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">96</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">+</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">18</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-64\"><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">=</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">114</span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-2\" lang=\"en-GB\">g.mol</span><span class=\"idf9ef215b7-CharOverride-11\" lang=\"en-GB\">–1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-85\"><span class=\"idf9ef215b7-CharOverride-2\">Moles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">heptane</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-172\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-115113.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-115136.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 0.26 Mol</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-40\"><span class=\"idf9ef215b7-CharOverride-2\">Moles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">octane</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic\">n</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-173\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-115204.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-115219.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 0.31 Mol</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Mole-fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">heptane</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-174\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-115242.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-37\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t   = 0.456</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Mole-fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">octane</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">–</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.456</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t  = 0.544</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">According</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Raoult's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Law</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span><span class=\"idf9ef215b7-CharOverride-2\">\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> + </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">2</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> + <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-114809.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= (105.2)(0.456) + (46.8)(0.544)</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 47.97 + 25.459</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 73.43 K</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Pa</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "= 105.2 kPa = 46.8 kPa"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1204-114809.png",
              "position": "answer",
              "context": "= 105.2 kPa = 46.8 kPa"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1204-115113.png",
              "position": "answer",
              "context": "Moles of heptane ( n 1 ) ="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1204-115136.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1204-115204.png",
              "position": "answer",
              "context": "Moles of octane ( n 2 ) ="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1204-115219.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1204-115242.png",
              "position": "answer",
              "context": "Mole-fraction of heptane ( x 1 ) ="
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "= . x 1 + . x 2"
            },
            {
              "id": "img-8",
              "path": "Chapter1/EQ-1204-114809.png",
              "position": "answer",
              "context": "= . x 1 + . x 2"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 3,
            "original_raw_text": " Heptane and octane form an ideal solution. At 373K, the vapour pressures of the two liquid components are 105.2 kPa and 46.8 kPa respectively. What will be the vapour pressure of a mixture of 26.0 g of heptane and 35 gof octane? ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "16"
          }
        },
        {
          "sequence_no": 61,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>The vapour pressure of water is 12.3 kPa at 300 K. Calculate vapour pressure of 1 molal solution of a non-volatile solute in it. <br>  </div>",
          "answer_text": "<div class=\"Normal\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\"> = 12.3 kPa</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= ?</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">1 molal solution means that 1 mole of solute in 1000 g of solvent</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 1, \t</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-112\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-175159.png\"> = 55.55</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-11\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.87rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-52\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145516.png\">\t= <img style=\"height:2.11rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-53\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145544.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-170\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-153748.png\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-108\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-153759.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t12.3 – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">1</span><span class=\"Normal-English\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-116\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-153831.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t12.3 – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">1</span><span class=\"Normal-English\">\t= 0.2175</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">1</span><span class=\"Normal-English\">\t= 12.3 – 0.2175</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">1</span><span class=\"Normal-English\">\t= 12.08 K</span><span class=\"Normal-English idf9ef215b7-CharOverride-3\"> </span><span class=\"Normal-English\">Pa</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "Ans. = 12.3 kPa"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-175159.png",
              "position": "answer",
              "context": "n 2 = 1, n 1 = = 55.55"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1204-145516.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1204-145544.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1204-153748.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1204-153759.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1204-153831.png",
              "position": "answer",
              "context": "\\ 12.3 – p 1 ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " The vapour pressure of water is 12.3 kPa at 300 K. Calculate vapour pressure of 1 molal solution of a non-volatile solute in it.   ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "17"
          }
        },
        {
          "sequence_no": 62,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Calculate the mass of a non-volatile solute (molar mass 40 g.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>) which should be dissolved in 114 g octane to reduce its vapour pressure to 80%.  </div>",
          "answer_text": "<div class=\"Normal\">Vapour pressure of pure octane be <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\"></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-86\">Vapour pressure of solution = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-154051.png\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\"></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t  = 0.8 <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = ?\t</span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 40 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = 114 g\t</span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= (8 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 12) + (18 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 1)</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 114 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.87rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-52\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145516.png\">\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-56\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-142027.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> \t= <img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-176\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112742.png\"></span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "Ans. Vapour pressure of pure octane be"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1204-154051.png",
              "position": "answer",
              "context": "Vapour pressure of solution ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "Vapour pressure of solution ="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "= 0.8"
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1204-145516.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-0123-142027.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-0123-112742.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Calculate the mass of a non-volatile solute (molar mass 40 g.mol–1) which should be dissolved in 114 g octane to reduce its vapour pressure to 80%.  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "18"
          }
        },
        {
          "sequence_no": 63,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-23\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>A solution containing 30 g of non-volatile solute exactly in 90 g of water has a vapour pressure of 2.8 kPa at 298K. Further, <br>18 g of water is then added to the solution and the new vapour pressure becomes <br>2.9 kPa at 298K. Calculate:</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-81\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(i)\t</span>molar mass of the solute</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-87\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(ii)\t</span>vapour pressure of water at 298K.  </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-6\">\tw</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 30 g\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 90 g</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= ?\t</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= 2.8 kPa</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\">\t= ?</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-88\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.87rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-52\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145516.png\">\t= <img style=\"height:3.2rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-178\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-155919.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:2.87rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-179\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-155454.png\">\t= <img style=\"height:3.04rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-180\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-155907.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t1 – <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-155536.png\">\t= <img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-182\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-155854.png\"> </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t1 – <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-155536.png\">\t= <img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-183\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-155832.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t1 – <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160024.png\">\t= <img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-184\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160004.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t1 – <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-155536.png\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-153\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160518.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t1 – <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-153\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160518.png\">\t= <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-155536.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-185\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160557.png\">\t= <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-155536.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-153\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160626.png\">\t= <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-155536.png\">\t...(1)</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">After</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">adding</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">18</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">g</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">water</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> <img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-186\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160657.png\">\t= <img style=\"height:3.04rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-32\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160717.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t1 – <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160741.png\">\t= <img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-182\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160803.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">1 – <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160741.png\">\t= <img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-183\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160824.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t1 – <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160741.png\">\t= <img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-184\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160839.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t1 – <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160741.png\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-153\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160853.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">\t1 – <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-153\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160853.png\">\t= <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160741.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-185\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160929.png\">\t= <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160741.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-153\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160955.png\">\t= <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160741.png\">\t.....(2)</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">Now</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">ratio</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">eq.</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">(1)</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">&amp;</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">(2)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-88\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\"><img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-187\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-161100.png\">\t= <img style=\"height:3.2rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-188\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-161120.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"Symbol idf9ef215b7-CharOverride-16\">\t\t\\</span><span class=\"Normal-English\"> <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-153\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-161145.png\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-189\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-161154.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> (5 + M) 2.9\t= (6 + M) 2.8</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> 14.5 + 2.9 M\t= 16.8 + 2.8 M</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> 2.9 M – 2.8 M\t= 2.3</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> 0.1 M\t= 2.3</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> M\t= 23 g/Mol</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">Substituting</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">value</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">of</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">M</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">eq.</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">(1)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-153\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160626.png\">\t= <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160024.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-190\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-161318.png\">\t= <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-181\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-160024.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-191\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-161342.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 3.53 kPa</span></div>",
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            "original_raw_text": " A solution containing 30 g of non-volatile solute exactly in 90 g of water has a vapour pressure of 2.8 kPa at 298K. Further, 18 g of water is then added to the solution and the new vapour pressure becomes 2.9 kPa at 298K. Calculate:\n\t(i)\tmolar mass of the solute\n\t(ii)\tvapour pressure of water at 298K.  ",
            "section": "NCERT Textbook Exercise Q & A",
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            "source_number": "19"
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          "sequence_no": 64,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>A 5% solution (by mass) of cane sugar in water has freezing point of 271K. Calculate the freezing point of 5% glucose in water if freezing point of pure water is 273.15K.<br>  </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-3\">Cane Sugar:</span> 5% W/W</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 5 g\t </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = 95 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 342 g/mol\t T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> = 271K,   <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112243.png\"> = 273.15K</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112243.png\"> – T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 273.15 – 271</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 2.15K</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">\t= K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> . <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-60\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-141840.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:2.53rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-192\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-113251.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-193\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-095930.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t   K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 13.97 K.kg.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-3\">Glucose:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">5%</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">W/W</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 5g\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = 95 g</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 180 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> = ?</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">\t= K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> . <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-60\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-100201.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 13.97 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-132\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-100220.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 4.08K</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\\tD</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-112243.png\"> – T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\">\t4.08\t= 273.15 – T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\">\tT</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 273.15 – 4.08</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 269.06K</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0123-112243.png",
              "position": "answer",
              "context": "M 2 = 342 g/mol\t T f = 271K, = 273.15K"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-0123-112243.png",
              "position": "answer",
              "context": "D T f = – T f"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-0123-141840.png",
              "position": "answer",
              "context": "D T f = K f ."
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-0123-113251.png",
              "position": "answer",
              "context": "\\ K f ="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1207-095930.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1207-100201.png",
              "position": "answer",
              "context": "D T f = K f ."
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1207-100220.png",
              "position": "answer",
              "context": "= 13.97 ×"
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-0123-112243.png",
              "position": "answer",
              "context": "\\\tD T f = – T f"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 3,
            "original_raw_text": " A 5% solution (by mass) of cane sugar in water has freezing point of 271K. Calculate the freezing point of 5% glucose in water if freezing point of pure water is 273.15K.  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "20"
          }
        },
        {
          "sequence_no": 65,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Two elements A and B form compounds having formula AB<span class=\"idf9ef215b7-CharOverride-21\">2</span> and AB<span class=\"idf9ef215b7-CharOverride-21\">4</span>. When dissolved in 20 g of benzene (C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">6</span>), 1 g of AB<span class=\"idf9ef215b7-CharOverride-21\">2</span> lowers the freezing point by 2.3K whereas 1.0 g of AB<span class=\"idf9ef215b7-CharOverride-21\">4</span> lowers it by 1.3K. The molar depression constant for benzene is 5.1 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>. Calculate atomic masses of<br>A and B. </div>",
          "answer_text": "<div class=\"Normal idf9ef215b7-ParaOverride-12\"><span class=\"idf9ef215b7-CharOverride-6\">\tM</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> . <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-60\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-113439.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-3\">For</span><span class=\"idf9ef215b7-CharOverride-3\"> </span><span class=\"idf9ef215b7-CharOverride-3\">AB</span><span class=\"idf9ef215b7-CharOverride-39\">2</span><span class=\"idf9ef215b7-CharOverride-3\">:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">20</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-195\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0207-170200.png\">\t= ?\t</span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 2.3K</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t\t\tK</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 5.1 K.kg.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\">\tM</span><span class=\"idf9ef215b7-CharOverride-4\">AB</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-196\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-100954.png\"> \t= 110.87 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-3\">For</span><span class=\"idf9ef215b7-CharOverride-3\"> </span><span class=\"idf9ef215b7-CharOverride-3\">AB</span><span class=\"idf9ef215b7-CharOverride-39\">4</span><span class=\"idf9ef215b7-CharOverride-3\">:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">20</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">g</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> = 1.3K \t M</span><span class=\"idf9ef215b7-CharOverride-4\">AB</span><span class=\"idf9ef215b7-CharOverride-4\">4</span><span class=\"idf9ef215b7-CharOverride-2\"> = ?</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\">\tM</span><span class=\"idf9ef215b7-CharOverride-4\">AB</span><span class=\"idf9ef215b7-CharOverride-4\">4</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-196\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-101113.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 196.15 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\tA\t+\t\t2B\t=\t\t110.87</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\tA\t+\t\t4B\t=\t\t196.15</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t  –\t–\t–</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t– 2B\t=\t – 85.28</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> B\t=\t 42.64 </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">u</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Putting</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">value</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">B</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">eq</span><span class=\"idf9ef215b7-CharOverride-2\">.</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tA + 2B = 110.87</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tA + 2(42.64) = 110.87</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tA + 85.28 = 110.87</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tA = 25.59 </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">u</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0123-113439.png",
              "position": "answer",
              "context": "Ans. M 2 = K f ."
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-0207-170200.png",
              "position": "answer",
              "context": "= ? D T f = 2.3K"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1207-100954.png",
              "position": "answer",
              "context": "M AB 2 = = 110.87 g.mol –1"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1207-101113.png",
              "position": "answer",
              "context": "M AB 4 ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": " Two elements A and B form compounds having formula AB2 and AB4. When dissolved in 20 g of benzene (C6H6), 1 g of AB2 lowers the freezing point by 2.3K whereas 1.0 g of AB4 lowers it by 1.3K. The molar depression constant for benzene is 5.1 K.kg.mol–1. Calculate atomic masses ofA and B. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "21"
          }
        },
        {
          "sequence_no": 66,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>At 300K, 36 g of glucose present in a litre of its solution has an osmotic pressure of 4.98 bar. If the osmotic pressure of the solution is 1.52 bars at the same temperature, what would be its concentration? </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tT = 300K,\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 36 g,\t</span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 180 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\"> = 1.52 bar,\tC = ?</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\"> = CRT</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t1.52\t= C </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 0.083 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 300</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> C = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-197\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-111753.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 0.0602 Mol/L</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1207-111753.png",
              "position": "answer",
              "context": "\\ C ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " At 300K, 36 g of glucose present in a litre of its solution has an osmotic pressure of 4.98 bar. If the osmotic pressure of the solution is 1.52 bars at the same temperature, what would be its concentration? ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "22"
          }
        },
        {
          "sequence_no": 67,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-23\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Suggest the most important type of intermolecular attractive interaction in the following pairs.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-81\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(i)\t</span><span class=\"idf9ef215b7-CharOverride-9\">n</span>-hexane and <span class=\"idf9ef215b7-CharOverride-9\">n</span>-octane</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-81\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(ii)\t</span>I<span class=\"idf9ef215b7-CharOverride-21\">2</span> and CCl<span class=\"idf9ef215b7-CharOverride-21\">4</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-81\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(iii)\t</span>NaClO<span class=\"idf9ef215b7-CharOverride-21\">4</span> and water</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-81\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(iv)\t</span>methanol and acetone</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-87\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">(v)\t</span>acetonitrile (CH<span class=\"idf9ef215b7-CharOverride-21\">3</span>CN) and acetone (C<span class=\"idf9ef215b7-CharOverride-21\">3</span>H<span class=\"idf9ef215b7-CharOverride-21\">6</span>O). <span class=\"Normal-English\"> </span></div>",
          "answer_text": "<div class=\"Normal\">(i)\tVan der Waal's forces of attraction.</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-89\"><span class=\"idf9ef215b7-CharOverride-2\">\t(ii)\tVan der Waal's forces of attraction.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-89\"><span class=\"idf9ef215b7-CharOverride-2\">\t(iii)\tIon-dipole interaction.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-89\"><span class=\"idf9ef215b7-CharOverride-2\">\t(iv)\tDipole-dipole interaction.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-89\"><span class=\"idf9ef215b7-CharOverride-2\">\t(v)\tDipole-dipole interaction.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 1,
            "original_raw_text": " Suggest the most important type of intermolecular attractive interaction in the following pairs.\n\t(i)\tn-hexane and n-octane\n\t(ii)\tI2 and CCl4\n\t(iii)\tNaClO4 and water\n\t(iv)\tmethanol and acetone\n (v)\tacetonitrile (CH3CN) and acetone (C3H6O).  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-23",
            "source_html": "Chapter1",
            "source_number": "23"
          }
        },
        {
          "sequence_no": 68,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Based on solute-solvent interactions, arrange the following in order of increasing solubility in n-octane and explain. Cyclohexane, KCl, CH<span class=\"idf9ef215b7-CharOverride-21\">3</span>OH, CH<span class=\"idf9ef215b7-CharOverride-21\">3</span>CN. </div>",
          "answer_text": "<div class=\"Normal\">n-octane is a non-polar solvent. Therefore, the solubility of a non-polar solute is more than that of a polar solute in the n-octane.</div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">The</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">order</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">increasing</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">polarity</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is:</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tCyclohexane &lt; CH</span><span class=\"idf9ef215b7-CharOverride-4\">3</span><span class=\"idf9ef215b7-CharOverride-2\">CN &lt; CH</span><span class=\"idf9ef215b7-CharOverride-4\">3</span><span class=\"idf9ef215b7-CharOverride-2\">OH &lt; KCl</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Therefore,</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">order</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">increasing</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solubility</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is:</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tKCl &lt; CH</span><span class=\"idf9ef215b7-CharOverride-4\">3</span><span class=\"idf9ef215b7-CharOverride-2\">OH &lt; CH</span><span class=\"idf9ef215b7-CharOverride-4\">3</span><span class=\"idf9ef215b7-CharOverride-2\">CN &lt; Cyclohexane</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Based on solute-solvent interactions, arrange the following in order of increasing solubility in n-octane and explain. Cyclohexane, KCl, CH3OH, CH3CN. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "24"
          }
        },
        {
          "sequence_no": 69,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Amongst the following compounds, identify which are insoluble, partially soluble and highly soluble in water? </div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(i)  </span><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>phenol\t(ii) toluene</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(iii) </span>formic acid\t(iv) ethylene glycol</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t(v) </span><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>chloroform\t(vi) pentanol</div>",
          "answer_text": "<div class=\"Normal idf9ef215b7-ParaOverride-89\">(i)\tPhenol (C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">5</span>OH) has the polar group –OH and non-polar group –C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">5</span>. Thus, phenol is partially soluble in water.</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-89\">\t(ii)\tToluene (C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">5 </span>– CH<span class=\"idf9ef215b7-CharOverride-21\">3</span>) has no polar groups. Thus, toluene is insoluble in water.</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-89\">\t(iii)\tFormic acid (HCOOH) has the polar group –OH and can form H-bond with water. Thus, formic acid is highly soluble in water.</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-89\">\t(iv)\tEthylene glycol has polar –OH group and can form H-bond. Thus, it is highly soluble in water.</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-89\">\t(v)\tChloroform is insoluble in water.</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-89\"><span class=\"idf9ef215b7-CharOverride-2\">\t(vi)\tPentanol (C</span><span class=\"idf9ef215b7-CharOverride-4\">5</span><span class=\"idf9ef215b7-CharOverride-2\">H</span><span class=\"idf9ef215b7-CharOverride-4\">11</span><span class=\"idf9ef215b7-CharOverride-2\">OH) has polar –OH group, but is also contains a very bulky non-polar -<br>–C</span><span class=\"idf9ef215b7-CharOverride-4\">5</span><span class=\"idf9ef215b7-CharOverride-2\">H</span><span class=\"idf9ef215b7-CharOverride-4\">11</span><span class=\"idf9ef215b7-CharOverride-2\"> group. Thus, pentanol is partially soluble in water.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Amongst the following compounds, identify which are insoluble, partially soluble and highly soluble in water? \n\t(i)   phenol\t(ii) toluene\n\t(iii) formic acid\t(iv) ethylene glycol\n\t(v)  chloroform\t(vi) pentanol",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "25"
          }
        },
        {
          "sequence_no": 70,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>If the density of some lake water is 1.25 <br>g.mL<span class=\"idf9ef215b7-CharOverride-23\">–1</span> and contains 92 g of Na<span class=\"idf9ef215b7-CharOverride-23\">+</span> ions per kg<br>of water, calculate the molarity of Na<span class=\"idf9ef215b7-CharOverride-23\">+</span> ions in the lake.  <span class=\"idf9ef215b7-CharOverride-7\"></span></div>",
          "answer_text": "<div class=\"Normal\">Molality = </div>\n<div class=\"Normal idf9ef215b7-ParaOverride-90\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-201\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-162648.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= 4 m or mol.kg</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-162648.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " If the density of some lake water is 1.25 g.mL–1 and contains 92 g of Na+ ions per kgof water, calculate the molarity of Na+ ions in the lake.  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "26"
          }
        },
        {
          "sequence_no": 71,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>If the solubility product of CuS is 6 × 10<span class=\"idf9ef215b7-CharOverride-23\">–16</span>, calculate the maximum molarity of CuS in aqueous solution.</div>",
          "answer_text": "<div class=\"Normal\">CuS<span class=\"idf9ef215b7-CharOverride-21\">(s)</span> <img style=\"height:1.1rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-203\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-162824.png\"> <img style=\"height:1.43rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-204\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-162845.png\"> + <img style=\"height:1.43rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-205\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-162905.png\"></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t\t S\t S</span></div>\n<div class=\"Body-text-for-Q---A\">Solubility</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-91\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tK</span><span class=\"idf9ef215b7-CharOverride-4\">SP</span><span class=\"idf9ef215b7-CharOverride-2\">\t= [Cu</span><span class=\"idf9ef215b7-CharOverride-11\">+2</span><span class=\"idf9ef215b7-CharOverride-2\">] </span><span class=\"idf9ef215b7-CharOverride-3\">.</span><span class=\"idf9ef215b7-CharOverride-2\"> [S</span><span class=\"idf9ef215b7-CharOverride-11\">–2</span><span class=\"idf9ef215b7-CharOverride-2\">]</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> 6 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–16</span><span class=\"idf9ef215b7-CharOverride-2\">\t= S </span><span class=\"idf9ef215b7-CharOverride-3\">.</span><span class=\"idf9ef215b7-CharOverride-2\"> S</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> 6 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–16</span><span class=\"idf9ef215b7-CharOverride-2\">\t= S</span><span class=\"idf9ef215b7-CharOverride-11\">2</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> S\t= <img style=\"height:1.27rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-206\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-163021.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 2.45 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–8</span><span class=\"idf9ef215b7-CharOverride-2\"> mol.L</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-162824.png",
              "position": "answer",
              "context": "Ans. CuS (s) +"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1203-162845.png",
              "position": "answer",
              "context": "Ans. CuS (s) +"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1203-162905.png",
              "position": "answer",
              "context": "Ans. CuS (s) +"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1203-163021.png",
              "position": "answer",
              "context": "\\ S\t="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " If the solubility product of CuS is 6 × 10–16, calculate the maximum molarity of CuS in aqueous solution.",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "27"
          }
        },
        {
          "sequence_no": 72,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Calculate the mass percentage of aspirin (C<span class=\"idf9ef215b7-CharOverride-21\">9</span>H<span class=\"idf9ef215b7-CharOverride-21\">8</span>O<span class=\"idf9ef215b7-CharOverride-21\">4</span>) in acetonitrile (CH<span class=\"idf9ef215b7-CharOverride-21\">3</span>CN) when 6.5 g of C<span class=\"idf9ef215b7-CharOverride-21\">9</span>H<span class=\"idf9ef215b7-CharOverride-21\">8</span>O<span class=\"idf9ef215b7-CharOverride-21\">4</span> is dissolved in 450 g of CH<span class=\"idf9ef215b7-CharOverride-21\">3</span>CN. <span class=\"idf9ef215b7-CharOverride-7\"></span></div>",
          "answer_text": "<div class=\"Normal\">Mass of aspirin = 6.5 g</div>\n<div class=\"Body-text-for-Q---A\">Mass of acetonitrile = 450 g</div>\n<div class=\"Body-text-for-Q---A\">Mass of solution = 456.5 g</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\">\t% W/W = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-185\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1203-163351.png\"> \t= 1.42%</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1203-163351.png",
              "position": "answer",
              "context": "% W/W = = 1.42%"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Calculate the mass percentage of aspirin (C9H8O4) in acetonitrile (CH3CN) when 6.5 g of C9H8O4 is dissolved in 450 g of CH3CN. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "28"
          }
        },
        {
          "sequence_no": 73,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Nalorphene (C<span class=\"idf9ef215b7-CharOverride-21\">19</span>H<span class=\"idf9ef215b7-CharOverride-21\">21</span>NO<span class=\"idf9ef215b7-CharOverride-21\">3</span>), similar to morphine, is used to combat withdrawal symptoms in narcotic users. Dose of nalorphene generally given is 1.5 mg. Calculate the mass of 1.5 × 10<span class=\"idf9ef215b7-CharOverride-23\">–3</span> m aqueous solution required for the above dose. <span class=\"idf9ef215b7-CharOverride-7\"></span></div>",
          "answer_text": "<div class=\"Normal\">Molality = 1.5 <span class=\"idf9ef215b7-CharOverride-8\">×</span> 10<span class=\"idf9ef215b7-CharOverride-23\">–3</span> m,</div>\n<div class=\"Body-text-for-Q---A\">Mass of Nalorphene\t= 1.5 mg</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 1.5 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span><span class=\"idf9ef215b7-CharOverride-2\"> g</span></div>\n<div class=\"Body-text-for-Q---A\">Mass of solvent = ?</div>\n<div class=\"Body-text-for-Q---A\">Molar mass of Nalorphene = 311 g.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\">\tm = </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> 1.5 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-208\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1216-154104.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> Mass of solvent\t= 0.00321 kg = 3.21 g</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1216-154104.png",
              "position": "answer",
              "context": "\\ 1.5 × 10 –3 ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Nalorphene (C19H21NO3), similar to morphine, is used to combat withdrawal symptoms in narcotic users. Dose of nalorphene generally given is 1.5 mg. Calculate the mass of 1.5 × 10–3 m aqueous solution required for the above dose. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "29"
          }
        },
        {
          "sequence_no": 74,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Calculate the amount of benzoic acid (C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">5</span>COOH) required for preparing <br>250 mL of 0.15 M solution in methanol.  <span class=\"idf9ef215b7-CharOverride-7\"></span></div>",
          "answer_text": "<div class=\"Normal\">Mass of benzoic acid\t= ?</div>\n<div class=\"Body-text-for-Q---A\">Volume of solution \t\t= 250 mL</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 0.25 L</span></div>\n<div class=\"Body-text-for-Q---A\">Molarity = 0.15 M</div>\n<div class=\"Body-text-for-Q---A\">Molar mass of benzoic acid = 122 g.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t M = </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> Mass of benzoic acid\t= 0.15 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 122 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 0.25</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English\">\t\t\t= 4.575 g</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Calculate the amount of benzoic acid (C6H5COOH) required for preparing 250 mL of 0.15 M solution in methanol.  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "30"
          }
        },
        {
          "sequence_no": 75,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>The depression in freezing point of water observed for the same amount of acetic acid, trichloroacetic acid and trifluoroacetic acid increases in the order given above. Explain briefly.   </div>",
          "answer_text": "<div class=\"Body-text-for-Q---A\">Among H, Cl, and F, H is least electronegative while F is most electronegative. Then, F can withdraw electrons towards itself more than Cl and H.</div>\n<div class=\"Body-text-for-Q---A\">Thus, trifluoroacetic acid can easily lose H<span class=\"idf9ef215b7-CharOverride-23\">+</span> ions i.e., trifluoroacetic acid ionizes to the largest extent. Now, the more ions produced, the greater is the depression of the freezing point. Hence, the depression in the freezing point increases in the order:</div>\n<div class=\"Body-text-for-Q---A\"><span class=\"idf9ef215b7-CharOverride-2\">Acetic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">acid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">&lt;</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">trichloroacetic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">acid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">&lt;</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">trifluoroacetic</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">acid.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " The depression in freezing point of water observed for the same amount of acetic acid, trichloroacetic acid and trifluoroacetic acid increases in the order given above. Explain briefly.   ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "31"
          }
        },
        {
          "sequence_no": 76,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Calculate the depression in the freezing point of water when 10 g of CH<span class=\"idf9ef215b7-CharOverride-21\">3</span>CH<span class=\"idf9ef215b7-CharOverride-21\">2</span>CHClCOOH<br>is added to 250 g of water, K<span class=\"idf9ef215b7-CharOverride-21\">a</span> = 1.4 <span class=\"idf9ef215b7-CharOverride-8\">×</span> 10<span class=\"idf9ef215b7-CharOverride-23\">–3</span>,<br>K<span class=\"idf9ef215b7-CharOverride-21\">f</span> = 1.86 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>. </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-6\">\tw</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 10 g,\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = 250 g</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 4(C) + 7(H) + Cl + 2(O)\tKa = 1.4 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 4(12) + 7(1) + 35.5 + 2(16)</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 122.5 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\">          K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\">  =  1.86  </span>K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"Normal-English\">T</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">f</span><span class=\"Normal-English\"> = ?</span></div>\n<div class=\"Body-text-for-Q---A\"><span class=\"Normal-English\">Molality</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\">\tC\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-60\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-141840.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\">\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-212\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-121104.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t= 0.3265 Mol/L</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-4\"><span class=\"Normal-English\">\t\tKa\t= <img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-213\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-121134.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t1.4 </span><span class=\"Normal-English\">×</span><span class=\"Normal-English\"> 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–3</span><span class=\"Normal-English\">\t= </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∝</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">2</span><span class=\"Normal-English\"> . (0.3265)</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t4.287 </span><span class=\"Normal-English\">×</span><span class=\"Normal-English\"> 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–3</span><span class=\"Normal-English\">\t= </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∝</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">2</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t0.4287 × 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–2</span><span class=\"Normal-English\">\t= </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∝</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">2</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∝</span><span class=\"Normal-English\">\t= 0.6547 × 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–1</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∝</span><span class=\"Normal-English\">\t= 0.06547</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∝</span><span class=\"Normal-English\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-214\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-121511.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-4\"><span class=\"Normal-English\">\t\t0.06547\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-214\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1214-135744.png\"></span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">i</span><span class=\"Normal-English\">\t= 1.06547</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English\">So,</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">depression</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">in</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">the</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">freezing</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">point</span><span class=\"Normal-English\"> </span><span class=\"Normal-English\">is</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"Normal-English\">T</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">f</span><span class=\"Normal-English\">\t= </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">i</span><span class=\"Normal-English\"> . K</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">f</span><span class=\"Normal-English\"> . m</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t= (1.06547)(1.86)(0.3265)</span></div>\n<div class=\"Normal\"><span class=\"Normal-English\">\t\t= 0.647K</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0123-141840.png",
              "position": "answer",
              "context": "C\t="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1207-121104.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1207-121134.png",
              "position": "answer",
              "context": "Ka\t="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1207-121511.png",
              "position": "answer",
              "context": "∝ ="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1214-135744.png",
              "position": "answer",
              "context": "0.06547\t="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": " Calculate the depression in the freezing point of water when 10 g of CH3CH2CHClCOOHis added to 250 g of water, Ka = 1.4 × 10–3,Kf = 1.86 K.kg.mol–1. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "32"
          }
        },
        {
          "sequence_no": 77,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>19.5 g of CH<span class=\"idf9ef215b7-CharOverride-21\">2</span>FCOOH is dissolved in <br>500 g of water. The depression in the freezing point of water observed is 1.0°C. Calculate the Van't Hoff factor and dissociation constant of fluoroacetic acid. </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-6\">\tw</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 19.5 g\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = 500 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 78 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> = 1.0°C</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\tK</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> = 1.86 K.kg.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> = ?\tK</span><span class=\"idf9ef215b7-CharOverride-4\">a</span><span class=\"idf9ef215b7-CharOverride-2\"> = ?</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">D</span><span class=\"idf9ef215b7-CharOverride-2\">T</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> = </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> . K</span><span class=\"idf9ef215b7-CharOverride-4\">f</span><span class=\"idf9ef215b7-CharOverride-2\"> . <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-60\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-141840.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-62\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-120401.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-215\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-122018.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 1.07526</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">∝</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-214\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-121511.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-4\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">∝</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-104\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-122058.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-8\">∝</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 0.07526</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-92\">Molality\t= <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-60\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0123-141840.png\"></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-212\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-122139.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 0.5131</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\tK</span><span class=\"idf9ef215b7-CharOverride-4\">a</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-213\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-121134.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= <img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-216\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-122354.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-116\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-122407.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 0.00313</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tK</span><span class=\"idf9ef215b7-CharOverride-4\">a</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 3.1 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0123-141840.png",
              "position": "answer",
              "context": "D T f = i . K f ."
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-0123-120401.png",
              "position": "answer",
              "context": "\\ i ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1207-122018.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1207-121511.png",
              "position": "answer",
              "context": "∝ ="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1207-122058.png",
              "position": "answer",
              "context": "\\ ∝ ="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-0123-141840.png",
              "position": "answer",
              "context": "Molality\t="
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1207-122139.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1207-121134.png",
              "position": "answer",
              "context": "K a ="
            },
            {
              "id": "img-8",
              "path": "Chapter1/EQ-1207-122354.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-9",
              "path": "Chapter1/EQ-1207-122407.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": " 19.5 g of CH2FCOOH is dissolved in 500 g of water. The depression in the freezing point of water observed is 1.0°C. Calculate the Van't Hoff factor and dissociation constant of fluoroacetic acid. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "33"
          }
        },
        {
          "sequence_no": 78,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Vapour pressure of water at 293K is<br>17.535 mm Hg. Calculate the vapour pressure of water at 293K when 25 g of glucose is dissolved in 450 g of water.   </div>",
          "answer_text": "<div class=\"Normal idf9ef215b7-ParaOverride-93\"><span class=\"idf9ef215b7-CharOverride-6\">\tw</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 25 g\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 450 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-93\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 180 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">M</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 18 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-145257.png\">\t= 17.535\t</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= ?</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-172\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-162321.png\"> = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-121\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-162330.png\"> = 25</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-173\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-162352.png\"> = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-162401.png\"> = 0.14</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-58\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-113704.png\">\t= <img style=\"height:2.11rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-53\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-162448.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> \t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-108\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-162515.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> 17.535 – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-218\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-162540.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> 17.535 – </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 0.0976</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 17.535 – 0.0976</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 17.44 mm Hg</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1204-145257.png",
              "position": "answer",
              "context": "= 17.535 p 1 = ?"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1204-162321.png",
              "position": "answer",
              "context": "n 1 = = = 25"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1204-162330.png",
              "position": "answer",
              "context": "n 1 = = = 25"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1204-162352.png",
              "position": "answer",
              "context": "n 2 = = = 0.14"
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1204-162401.png",
              "position": "answer",
              "context": "n 2 = = = 0.14"
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1207-113704.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1204-162448.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1204-162515.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-8",
              "path": "Chapter1/EQ-1204-162540.png",
              "position": "answer",
              "context": "\\ 17.535 – p 1 ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Vapour pressure of water at 293K is17.535 mm Hg. Calculate the vapour pressure of water at 293K when 25 g of glucose is dissolved in 450 g of water.   ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "34"
          }
        },
        {
          "sequence_no": 79,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Henry’s law constant for the molality <br>of methane in benzene at 298K is <br>4.27 <span class=\"idf9ef215b7-CharOverride-8\">×</span> 10<span class=\"idf9ef215b7-CharOverride-23\">5</span> mm Hg. Calculate the solubility<br>of methane in benzene at 298K under<br>760 mm Hg. <span class=\"Normal-English\"> </span></div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-6\">\tK</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 4.27 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">5</span><span class=\"idf9ef215b7-CharOverride-2\"> mm Hg</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tP\t= 760 mm Hg</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tSolubility (X) = ?</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">According</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Henry's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Law</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\">\tP\t = K</span><span class=\"idf9ef215b7-CharOverride-4\">H</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-2\">X</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\">  X = <img style=\"height:2.02rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-219\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0205-182042.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-45\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t = <img style=\"height:2.28rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-220\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-095503.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t = 177.98 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–5</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\">  X = 1.78 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–3</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0205-182042.png",
              "position": "answer",
              "context": "\\ X ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1204-095503.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Henry’s law constant for the molality of methane in benzene at 298K is 4.27 × 105 mm Hg. Calculate the solubilityof methane in benzene at 298K under760 mm Hg.  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "35"
          }
        },
        {
          "sequence_no": 80,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>100 g of liquid A (molar mass 140 g mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>) was dissolved in 1000 g of liquid B (molar mass 180 g mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>). The vapour pressure of pure liquid B was found to be 500 torr. Calculate the vapour pressure of pure liquid A and its vapour pressure in the solution if the total vapour pressure of the solution is 475 torr.  </div>",
          "answer_text": "<div class=\"Normal\">Liquid : A\tLiquid : B</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\">\tW</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 100 g\tW</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 1000 g</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\">\tM</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 140 g.Mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\">\tM</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 180 g.Mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= (?)\t</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 500 torr</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= (?)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 475 torr</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-83\"><span class=\"idf9ef215b7-CharOverride-2\">Moles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquid–A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-221\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-120009.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-120020.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.714</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-85\"><span class=\"idf9ef215b7-CharOverride-2\">Moles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquid–B</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-221\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-120103.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-112\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-120114.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">5.55</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-20\"><span class=\"idf9ef215b7-CharOverride-2\">Mole-fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-222\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-120206.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t\t= 0.114</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Mole-fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">:</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">B</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">–</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.114</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t\t= 0.886</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-31\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span><span class=\"idf9ef215b7-CharOverride-2\">\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> + </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">B</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">B</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-31\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">475</span><span class=\"idf9ef215b7-CharOverride-2\">\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-2\">(0.114) + (500)(0.886)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-31\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> 475\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-2\">(0.114) + 443</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> 475 – 443\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-2\">(0.114)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> 32\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-2\">(0.114)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 280.7 torr</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">is</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">280.7</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">torr</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">liquid</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">gaseous</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tp</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-19\">0</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-2\">x</span><span class=\"idf9ef215b7-CharOverride-4\">A</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= (280.7)</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"idf9ef215b7-CharOverride-2\">(0.114)</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tp</span><span class=\"idf9ef215b7-CharOverride-4\">A</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 32 torr</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1204-120009.png",
              "position": "answer",
              "context": "Moles of liquid–A ( n A ) = = = 0.714"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1204-120020.png",
              "position": "answer",
              "context": "Moles of liquid–A ( n A ) = = = 0.714"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1204-120103.png",
              "position": "answer",
              "context": "Moles of liquid–B ( n B ) = = = 5.55"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1204-120114.png",
              "position": "answer",
              "context": "Moles of liquid–B ( n B ) = = = 5.55"
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1204-120206.png",
              "position": "answer",
              "context": "Mole-fraction of liquid : A ( x A ) ="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 3,
            "original_raw_text": " 100 g of liquid A (molar mass 140 g mol–1) was dissolved in 1000 g of liquid B (molar mass 180 g mol–1). The vapour pressure of pure liquid B was found to be 500 torr. Calculate the vapour pressure of pure liquid A and its vapour pressure in the solution if the total vapour pressure of the solution is 475 torr.  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "36"
          }
        },
        {
          "sequence_no": 81,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Vapour pressures of pure acetone and chloroform at 328K are 741.8 mm Hg and 632.8 mmHg respectively. Assuming that they form ideal solution over the entire range of composition, plot <span class=\"idf9ef215b7-CharOverride-9\">p</span><span class=\"idf9ef215b7-CharOverride-21\">total</span>, <span class=\"idf9ef215b7-CharOverride-9\">p</span><span class=\"idf9ef215b7-CharOverride-21\">chloroform</span>, and <span class=\"idf9ef215b7-CharOverride-9\">p</span><span class=\"idf9ef215b7-CharOverride-21\">acetone</span> as a function of <span class=\"idf9ef215b7-CharOverride-9\">x</span><span class=\"idf9ef215b7-CharOverride-21\">acetone</span>. The experimental data observed for different compositions of mixture is:</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t100 </span>X <span class=\"Normal-Italic idf9ef215b7-CharOverride-40\">x</span><span class=\"idf9ef215b7-CharOverride-21\">acetone</span>\t0\t11.8\t23.4\t36.0</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t\t\t50.8\t</span>58.2\t64.5\t72.1</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-Italic idf9ef215b7-CharOverride-40\" lang=\"en-US\">p</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-14\" lang=\"en-US\">acetone</span><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">/mm </span>Hg\t0\t54.9\t110.1\t202.4</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t\t\t322.7\t</span>405.9\t454.1\t521.1</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-Italic idf9ef215b7-CharOverride-40\" lang=\"en-US\">p</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-14\" lang=\"en-US\">chloroform</span><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">/mm </span>Hg\t632.8\t548.1\t469.4\t359.7</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\t\t\t257.7\t</span>193.6\t161.2\t120.7</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\tPlot </span>this data also on the same graph paper. Indicate whether it has positive deviation or negative deviation from the ideal solution.  </div>",
          "answer_text": "<div class=\"Normal idf9ef215b7-ParaOverride-51\"><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:12.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-223\" src=\"/index/41/chapters/1/img/Chapter1/189.png\"></span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">In</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">graph</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">p</span><span class=\"idf9ef215b7-CharOverride-4\">total</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">curves</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">downwards.</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Therefore</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">solution</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">shows</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">negative</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">deviation</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">from</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">the</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">ideal</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">behaviour.</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/189.png",
              "position": "answer",
              "context": ""
            }
          ],
          "tables": [
            {
              "id": "tbl-1",
              "rows": 4,
              "columns": 9,
              "raw_html": "<table class=\"Basic-Table TableOverride-2\" id=\"table005\">\n<colgroup>\n<col class=\"_idGenTableRowColumn-26\"/>\n<col class=\"_idGenTableRowColumn-27\"/>\n<col class=\"_idGenTableRowColumn-27\"/>\n<col class=\"_idGenTableRowColumn-27\"/>\n<col class=\"_idGenTableRowColumn-27\"/>\n<col class=\"_idGenTableRowColumn-27\"/>\n<col class=\"_idGenTableRowColumn-27\"/>\n<col class=\"_idGenTableRowColumn-27\"/>\n<col class=\"_idGenTableRowColumn-28\"/>\n</colgroup>\n<tbody>\n<tr class=\"Basic-Table _idGenTableRowColumn-29\">\n<td class=\"Basic-Table CellOverride-16\">\n<p class=\"Normal idf9ef215b7-ParaOverride-7\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-41\">x</span><span class=\"idf9ef215b7-CharOverride-28\">acetone</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">0</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">0.118</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">0.234</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">0.360</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">0.508</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">0.582</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">0.645</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">0.721</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-29\">\n<td class=\"Basic-Table CellOverride-16\">\n<p class=\"Normal idf9ef215b7-ParaOverride-7\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-41\">p</span><span class=\"idf9ef215b7-CharOverride-28\">acetone</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">0</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">54.9</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">110.1</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">202.4</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">322.7</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">405.9</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">454.1</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">527.1</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-29\">\n<td class=\"Basic-Table CellOverride-16\">\n<p class=\"Normal idf9ef215b7-ParaOverride-7\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-41\">p</span><span class=\"Normal-English idf9ef215b7-CharOverride-28\">chloroform</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">632.8</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">548.1</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">469.4</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">359.7</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">257.7</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">193.6</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">161.2</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">120.7</span></p>\n</td>\n</tr>\n<tr class=\"Basic-Table _idGenTableRowColumn-29\">\n<td class=\"Basic-Table CellOverride-16\">\n<p class=\"Normal idf9ef215b7-ParaOverride-7\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-41\">p</span><span class=\"idf9ef215b7-CharOverride-28\">Total</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">632.8</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">603.0</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">579.5</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">562.1</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">580.4</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">599.5</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">615.3</span></p>\n</td>\n<td class=\"Basic-Table CellOverride-17\">\n<p class=\"Normal idf9ef215b7-ParaOverride-5\" lang=\"en-GB\"><span class=\"Normal-English idf9ef215b7-CharOverride-42\">641.8</span></p>\n</td>\n</tr>\n</tbody>\n</table>",
              "position": "stem",
              "context": "x acetone 0 0.118 0.234 0.360 0.508 0.582 0.645 0.721 p acet…"
            }
          ],
          "metadata": {
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": " Vapour pressures of pure acetone and chloroform at 328K are 741.8 mm Hg and 632.8 mmHg respectively. Assuming that they form ideal solution over the entire range of composition, plot ptotal, pchloroform, and pacetone as a function of xacetone. The experimental data observed for different compositions of mixture is:\n\t100 X xacetone\t0\t11.8\t23.4\t36.0\n\t\t\t50.8\t58.2\t64.5\t72.1\n pacetone/mm Hg\t0\t54.9\t110.1\t202.4\n\t\t\t322.7\t405.9\t454.1\t521.1\n pchloroform/mm Hg\t632.8\t548.1\t469.4\t359.7\n\t\t\t257.7\t193.6\t161.2\t120.7\n\tPlot this data also on the same graph paper. Indicate whether it has positive deviation or ne",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-61",
            "source_html": "Chapter1",
            "source_number": "37"
          }
        },
        {
          "sequence_no": 82,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Benzene and toluene from ideal solution over<br>the entire range of composition. The vapour pressure of pure benzene and toluene at 300K are 50.71 mm Hg and 32.06 mm Hg respectively. Calculate the mole fraction of benzene in vapour phase if 80 g of benzene is mixed with 100 g of toluene.      </div>\n<div class=\"idf9ef215b7-ParaOverride-27\"><span class=\"Normal-English-Bold\" style=\"font-size:1em !important;vertical-align:baseline !important\">OR</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\">\tBenzene </span>and toluene from ideal solution over the entire range of composition. The vapour pressure of pure benzene and toluene at 300K are 50.7 mm Hg and <br>32.1 mm Hg respectively. Calculate the mole fraction of benzene in vapour phase if 78 gm of benzene is mixed with 138 gm of toluene.</div>\n<div class=\"idf9ef215b7-ParaOverride-95\">\t(Atomic <span class=\"idf9ef215b7-CharOverride-43\">mass : C = 12 u, H = 1 u)</span><span class=\"idf9ef215b7-CharOverride-43\">.                                   </span></div>",
          "answer_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">Ans.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-5\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-5\">Benzene : 1\tBenzene : 2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">p</span><span class=\"idf9ef215b7-CharOverride-44\">0</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-8\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= 50.71 mm Hg\t</span><span class=\"idf9ef215b7-CharOverride-6\">p</span><span class=\"idf9ef215b7-CharOverride-44\">0</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 32.06 mm Hg</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 80 g\t</span><span class=\"idf9ef215b7-CharOverride-6\">w</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 100 g</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-6\">y</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= ?</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Molar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Benzene(C</span><span class=\"idf9ef215b7-CharOverride-4\">6</span><span class=\"idf9ef215b7-CharOverride-2\">H</span><span class=\"idf9ef215b7-CharOverride-4\">6</span><span class=\"idf9ef215b7-CharOverride-2\">)</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tM</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 6(12) + 6(1)</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 78 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Molar</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mass</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">toluene(C</span><span class=\"idf9ef215b7-CharOverride-4\">6</span><span class=\"idf9ef215b7-CharOverride-2\">H</span><span class=\"idf9ef215b7-CharOverride-4\">5</span><span class=\"idf9ef215b7-CharOverride-2\">CH</span><span class=\"idf9ef215b7-CharOverride-4\">3</span><span class=\"idf9ef215b7-CharOverride-2\">)</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tM</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 7(12) + 8(1)</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 92 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-20\"><span class=\"idf9ef215b7-CharOverride-2\">Moles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">benzene</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-172\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121639.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-97\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121650.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1.02</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-85\"><span class=\"idf9ef215b7-CharOverride-2\">Moles</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">toluene</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">n</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:2.36rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-173\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121715.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121726.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1.087</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-20\"><span class=\"idf9ef215b7-CharOverride-2\">Mole-fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">benzene</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-222\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121750.png\"></span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t = 0.484</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Mole-fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">toluene</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(</span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\">)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">–</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">0.484</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t = 0.515</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">According</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Raoult's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Law</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-31\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span><span class=\"idf9ef215b7-CharOverride-2\">\t= <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121830.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> + <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121845.png\"></span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">2</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= (50.71)(0.484) + (32.06)(0.515)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 24.54 + 16.51</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 41.05 mm Hg</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Mole-fraction</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">benzene</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">in</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">vapour</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">phase,</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-47\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-41\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-121830.png\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">x</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\">\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> . </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-4\">Total</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.86rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-225\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-122126.png\">  =  </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-153\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-122145.png\"> </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">y</span><span class=\"idf9ef215b7-CharOverride-4\">1</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= 0.6</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1204-121639.png",
              "position": "answer",
              "context": "Moles of benzene ( n 1 ) = = = 1.02"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1204-121650.png",
              "position": "answer",
              "context": "Moles of benzene ( n 1 ) = = = 1.02"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1204-121715.png",
              "position": "answer",
              "context": "Moles of toluene ( n 2 ) = = = 1.087"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1204-121726.png",
              "position": "answer",
              "context": "Moles of toluene ( n 2 ) = = = 1.087"
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1204-121750.png",
              "position": "answer",
              "context": "Mole-fraction of benzene ( x 1 ) ="
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1204-121830.png",
              "position": "answer",
              "context": "p Total = . x 1 + . x 2"
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1204-121845.png",
              "position": "answer",
              "context": "p Total = . x 1 + . x 2"
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1204-121830.png",
              "position": "answer",
              "context": "\\ . x 1 = y 1 . p Total"
            },
            {
              "id": "img-8",
              "path": "Chapter1/EQ-1204-122126.png",
              "position": "answer",
              "context": "\\ = y 1"
            },
            {
              "id": "img-9",
              "path": "Chapter1/EQ-1204-122145.png",
              "position": "answer",
              "context": "\\ y 1 = y 1 = 0.6"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 4,
            "original_raw_text": " Benzene and toluene from ideal solution overthe entire range of composition. The vapour pressure of pure benzene and toluene at 300K are 50.71 mm Hg and 32.06 mm Hg respectively. Calculate the mole fraction of benzene in vapour phase if 80 g of benzene is mixed with 100 g of toluene.      \nOR\n\tBenzene and toluene from ideal solution over the entire range of composition. The vapour pressure of pure benzene and toluene at 300K are 50.7 mm Hg and 32.1 mm Hg respectively. Calculate the mole fraction of benzene in vapour phase if 78 gm of benzene is mixed with 138 gm of toluene.\n\t(Atomic mass : C ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "38"
          }
        },
        {
          "sequence_no": 83,
          "question_text": "<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>The air is a mixture of a number of gases. The major components are oxygen and nitrogen with approximate proportion of 20% is to 79% by volume at 298 K. The water is in equilibrium with air at a pressure of 10 atm. At 298K if the Henry's law constants for oxygen and nitrogen at 298K are 3.30 <span class=\"idf9ef215b7-CharOverride-8\">×</span> 10<span class=\"idf9ef215b7-CharOverride-23\">7</span> mm and 6.51 <span class=\"idf9ef215b7-CharOverride-8\">×</span> 10<span class=\"idf9ef215b7-CharOverride-23\">7</span> mm respectively, calculate the composition of these gases in water.  </div>",
          "answer_text": "<div class=\"Normal\">Percentage of O<span class=\"idf9ef215b7-CharOverride-21\">2</span> = 20%</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tPercentage of N</span><span class=\"idf9ef215b7-CharOverride-4\">2</span><span class=\"idf9ef215b7-CharOverride-2\"> = 79%</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tTotal Pressure = 10 atm</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Partial</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Oxygen</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> <img style=\"height:1.18rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-227\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-095935.png\"></span><span class=\"idf9ef215b7-CharOverride-45\"> </span><span class=\"idf9ef215b7-CharOverride-2\">=</span><span class=\"idf9ef215b7-CharOverride-45\"> </span><span class=\"idf9ef215b7-CharOverride-2\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-095945.png\"></span><span class=\"idf9ef215b7-CharOverride-45\"> </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-45\"> </span><span class=\"idf9ef215b7-CharOverride-2\">10</span><span class=\"idf9ef215b7-CharOverride-45\"> </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-45\"> </span><span class=\"idf9ef215b7-CharOverride-2\">760</span><span class=\"idf9ef215b7-CharOverride-45\"> </span><span class=\"idf9ef215b7-CharOverride-2\">mm</span><span class=\"idf9ef215b7-CharOverride-45\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Hg</span><span class=\"idf9ef215b7-CharOverride-27\">(</span><span class=\"idf9ef215b7-CharOverride-46\">∵</span><span class=\"idf9ef215b7-CharOverride-27\">  1  atm  =  760  mm  Hg)</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 1520 mm Hg</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Partial</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">pressure</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">of</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Nitrogen</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\"><img style=\"height:1.18rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-228\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100247.png\"> = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100311.png\"> </span><span class=\"Normal-English\">×</span><span class=\"Normal-English\"> 10 </span><span class=\"Normal-English\">×</span><span class=\"Normal-English\"> 760 mm Hg</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 6004 mm Hg</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-2\">Now</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">according</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">to</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Henry's</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-2\">Law:</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"idf9ef215b7-CharOverride-3\">For</span><span class=\"idf9ef215b7-CharOverride-3\"> </span><span class=\"idf9ef215b7-CharOverride-3\">Oxygen:</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"Normal-English\"> <img style=\"height:1.18rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-227\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-095935.png\">\t= </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">K</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">H</span><span class=\"Normal-English\"> . </span><span class=\"Normal-English\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-229\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100429.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-96\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-229\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100429.png\">\t= <img style=\"height:2.62rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-230\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100453.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"Normal-English\">\t\t= <img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-231\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100514.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"Normal-English\">\t\t=</span><span class=\"idf9ef215b7-CharOverride-2\"> 460.6 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–7</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-97\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-229\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100429.png\">\t= 4.6 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–5</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\"><span class=\"Normal-English idf9ef215b7-CharOverride-3\">For</span><span class=\"Normal-English idf9ef215b7-CharOverride-3\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-3\">Nitrogen:</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"Normal-English\"> <img style=\"height:1.18rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-228\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100247.png\">\t= K</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">H</span><span class=\"Normal-English\"> . </span><span class=\"Normal-English\"><img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-232\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100618.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-54\"><span class=\"Normal-English\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"Normal-English\"> <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-232\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100618.png\">\t= <img style=\"height:2.62rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-233\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100639.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-14\"><span class=\"Normal-English\">\t\t= <img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-234\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1204-100711.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"Normal-English\">\t\t= 922.1 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–7</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-44\"><span class=\"Normal-English\">\t\t= 9.22 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">×</span><span class=\"Normal-English\"> 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–5</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1204-095935.png",
              "position": "answer",
              "context": "= × 10 × 760 mm Hg ( ∵ 1  atm  =  760  mm  Hg)"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1204-095945.png",
              "position": "answer",
              "context": "= × 10 × 760 mm Hg ( ∵ 1  atm  =  760  mm  Hg)"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1204-100247.png",
              "position": "answer",
              "context": "= × 10 × 760 mm Hg"
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1204-100311.png",
              "position": "answer",
              "context": "= × 10 × 760 mm Hg"
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1204-095935.png",
              "position": "answer",
              "context": "= K H ."
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1204-100429.png",
              "position": "answer",
              "context": "= K H ."
            },
            {
              "id": "img-6",
              "path": "Chapter1/EQ-1204-100429.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1204-100453.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-8",
              "path": "Chapter1/EQ-1204-100514.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-9",
              "path": "Chapter1/EQ-1204-100429.png",
              "position": "answer",
              "context": "= 4.6 × 10 –5"
            },
            {
              "id": "img-10",
              "path": "Chapter1/EQ-1204-100247.png",
              "position": "answer",
              "context": "= K H ."
            },
            {
              "id": "img-11",
              "path": "Chapter1/EQ-1204-100618.png",
              "position": "answer",
              "context": "= K H ."
            },
            {
              "id": "img-12",
              "path": "Chapter1/EQ-1204-100618.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-13",
              "path": "Chapter1/EQ-1204-100639.png",
              "position": "answer",
              "context": "\\ ="
            },
            {
              "id": "img-14",
              "path": "Chapter1/EQ-1204-100711.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 3,
            "original_raw_text": " The air is a mixture of a number of gases. The major components are oxygen and nitrogen with approximate proportion of 20% is to 79% by volume at 298 K. The water is in equilibrium with air at a pressure of 10 atm. At 298K if the Henry's law constants for oxygen and nitrogen at 298K are 3.30 × 107 mm and 6.51 × 107 mm respectively, calculate the composition of these gases in water.  ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest",
            "source_html": "Chapter1",
            "source_number": "39"
          }
        },
        {
          "sequence_no": 84,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-23\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Determine the amount of CaCl<span class=\"idf9ef215b7-CharOverride-21\">2</span> (<span class=\"idf9ef215b7-CharOverride-6\">i</span> = 2.47) dissolved in 2.5 litre of water such that its osmotic pressure is 0.75 atm at 27°C. </div>",
          "answer_text": "<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-6\">\ti</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 2.47\tV = 2.5 litre</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tp = 0.75 atm</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tT = 27 + 273 = 300K</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tR = 0.082 atm.L.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\">.K</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\">.</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tw = ?</span></div>\n<div class=\"Body-text-for-Q---A idf9ef215b7-ParaOverride-10\">M\t= Ca + 2Cl</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 40 + 2(35.5)</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-19\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 111 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-98\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">p</span><span class=\"Normal-English\"> </span><span class=\"idf9ef215b7-CharOverride-2\">= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> . <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-214\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-122636.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-28\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">\\</span><span class=\"idf9ef215b7-CharOverride-2\">\tW\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-191\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-122711.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t \t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-235\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-122729.png\">  = 3.42 g</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1207-122636.png",
              "position": "answer",
              "context": "p = i ."
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1207-122711.png",
              "position": "answer",
              "context": "\\ W\t="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1207-122729.png",
              "position": "answer",
              "context": "= = 3.42 g"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Determine the amount of CaCl2 (i = 2.47) dissolved in 2.5 litre of water such that its osmotic pressure is 0.75 atm at 27°C. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-23",
            "source_html": "Chapter1",
            "source_number": "40"
          }
        },
        {
          "sequence_no": 85,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span>Determine the osmotic pressure of a solution prepared by dissolving 25 mg of K<span class=\"idf9ef215b7-CharOverride-21\">2</span>SO<span class=\"idf9ef215b7-CharOverride-21\">4</span> in 2 litre of water at 25°C, assuming that it is completely dissociated. </div>",
          "answer_text": "<div class=\"Normal\">K<span class=\"idf9ef215b7-CharOverride-21\">2</span>SO<span class=\"idf9ef215b7-CharOverride-21\">4</span> <span class=\"idf9ef215b7-CharOverride-8\">→</span> 2K<span class=\"idf9ef215b7-CharOverride-23\">+</span> + <img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-118\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-122944.png\">,\tT\t= 25 + 273</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 298 K</span></div>\n<div class=\"Body-text-for-Q---A\">Total number of ions(i) = 3, W\t= 25 mg</div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t\t= 0.025 g</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tR\t= 0.082 atm.L.K</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\">.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span><span class=\"idf9ef215b7-CharOverride-2\">\tV\t= 2 L</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\">\tM\t= 174 g.mol</span><span class=\"idf9ef215b7-CharOverride-11\">–1</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\">\t= </span><span class=\"Normal-Italic idf9ef215b7-CharOverride-16\">i</span><span class=\"idf9ef215b7-CharOverride-2\"> . <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-108\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1207-123058.png\"></span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-9\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-3\"><span class=\"idf9ef215b7-CharOverride-2\">\t\t= 0.005266</span></div>\n<div class=\"Normal\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Symbol idf9ef215b7-CharOverride-16\">p</span><span class=\"idf9ef215b7-CharOverride-2\">\t= 5.27 </span><span class=\"idf9ef215b7-CharOverride-8\">×</span><span class=\"idf9ef215b7-CharOverride-2\"> 10</span><span class=\"idf9ef215b7-CharOverride-11\">–3</span><span class=\"idf9ef215b7-CharOverride-2\"> atm</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-55\"><span class=\"Biology-Character-Style-1_English idf9ef215b7-CharOverride-31\">Class 12 Chemistry</span><span class=\"idf9ef215b7-CharOverride-32\"> </span><span class=\"idf9ef215b7-CharOverride-33\">(</span><span class=\"Biology-Character-Style-1_English idf9ef215b7-CharOverride-31\">Part 1)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Biology-Character-Style-1_English idf9ef215b7-CharOverride-31\">004</span></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1207-122944.png",
              "position": "answer",
              "context": "Ans. K 2 SO 4 → 2K + + ,\tT\t= 25 + 273"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1207-123058.png",
              "position": "answer",
              "context": "p = i ."
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 2,
            "original_raw_text": " Determine the osmotic pressure of a solution prepared by dissolving 25 mg of K2SO4 in 2 litre of water at 25°C, assuming that it is completely dissociated. ",
            "section": "NCERT Textbook Exercise Q & A",
            "section_id": "1.5",
            "source_class": "Quest idf9ef215b7-ParaOverride-3",
            "source_html": "Chapter1",
            "source_number": "41"
          }
        }
      ]
    },
    {
      "section_id": "1.7",
      "section_title": "Multiple Choice Questions (MCQs)",
      "heading_text": "",
      "detected_type": "MCQ",
      "match_confidence": 0,
      "questions": [
        {
          "sequence_no": 86,
          "question_text": "<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i) </span><span class=\"idf9ef215b7-CharOverride-15\">In bromoethane and chloroethane mixture intermolecular interactions of A-A and B-B type are nearly same as A-B type interactions.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-61\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(ii)</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">In ethanol and acetone mixture A-A or B-B type intermolecular interactions are stronger than A-B type interactions.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iii) </span><span class=\"idf9ef215b7-CharOverride-15\">In chloroform and acetone mixture A-A or B-B type intermolecular interactions are weaker than A-B type interactions.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">21.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>We have three aqueous solutions of NaCl labelled as ‘A’, ‘B’ and ‘C’ with concentrations 0.1 M, 0.01 M and 0.001 M, respectively. The value of Van't Hoff factor for these solutions will be in the order ________.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">22.\t</span>Two beakers of capacity 500 mL were taken. One of these beakers, labelled as “A”, was filled with 400 mL water, whereas the beaker labelled “B” was filled with 400 mL of 2 M solution of NaCl. At the same temperature both the beakers were placed in closed containers of same material and same capacity as shown in Figure. At a given temperature, which of the following statement is correct about the vapour pressure of pure water and that of NaCl solution.</div>\n<div class=\"Normal-copy idf9ef215b7-ParaOverride-27\"><img style=\"height:4.62rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-239\" src=\"/index/41/chapters/1/img/Chapter1/200.png\"></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">23.\t</span>If two liquids A and B form minimum boiling azeotrope at some specific composition <br>then ________.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">24.\t</span>4 L of 0.02 M aqueous solution of NaCl was diluted by adding one litre of water. The molality of the resultant solution is ________.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">25.\t</span>On the basis of information given below mark the correct option. On adding acetone to methanol some of the hydrogen bonds between methanol molecules break.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">26.\t</span>K<span class=\"idf9ef215b7-CharOverride-21\">H</span> value for Ar<span class=\"idf9ef215b7-CharOverride-21\">(</span><span class=\"idf9ef215b7-CharOverride-24\">g</span><span class=\"idf9ef215b7-CharOverride-21\">)</span>, CO<span class=\"idf9ef215b7-CharOverride-21\">2(</span><span class=\"idf9ef215b7-CharOverride-24\">g</span><span class=\"idf9ef215b7-CharOverride-21\">)</span>, HCHO<span class=\"idf9ef215b7-CharOverride-21\">(</span><span class=\"idf9ef215b7-CharOverride-24\">g</span><span class=\"idf9ef215b7-CharOverride-21\">)</span> and CH<span class=\"idf9ef215b7-CharOverride-21\">4(</span><span class=\"idf9ef215b7-CharOverride-24\">g</span><span class=\"idf9ef215b7-CharOverride-21\">)</span> are 40.39, 1.67, 1.83 <span class=\"idf9ef215b7-CharOverride-8\">×</span> 10<span class=\"idf9ef215b7-CharOverride-23\">–5</span> and 0.413 respectively. Arrange these gases in the order of their increasing solubility.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">1.\t</span>An alloy of copper and zinc is called? </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">2.\t</span>Camphor in N<span class=\"idf9ef215b7-CharOverride-21\">2</span> gas is an example of?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">3.\t</span>Which of the following is a true solution?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">4.\t</span>Which of the following fluoride is used as rat poison?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">5.\t</span>An example of a solution having liquid in gas is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">6.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which of the following solid solutions has a solute that is a gas?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">7.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which of the following is example of solution?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">8.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>What type of solution does soda form by dissolving CO<span class=\"idf9ef215b7-CharOverride-21\">2</span> in water?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">9.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>State the molecular mass and formula mass of potash alum.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">10.\t</span>When a solute is present in trace quantities the following expression is used:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">11.\t</span>The atmospheric pollution is generally measured in the units of.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">12.\t</span>If 2 g of NaOH is present is 200 ml of its solution, its molarity will be ....</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">13.\t</span>Dilute 1 L one molar H<span class=\"idf9ef215b7-CharOverride-21\">2</span>SO<span class=\"idf9ef215b7-CharOverride-21\">4</span> solution by 5 L water, the Normality of that solution is</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">14.\t</span>2.5 L of NaCl solution contain 5 moles of the solute, What is the molarity?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">15.\t</span>6.02 × 10<span class=\"idf9ef215b7-CharOverride-23\">20</span> molecules of urea are present in<br>100 mL of its solution. The concentration of urea solution is ... </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">16.\t</span>Which of the following solutions has the highest normality? </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">17.\t</span>100 mL of 0.3 N HCl is mixed with 200 ml of 0.6 N H<span class=\"idf9ef215b7-CharOverride-21\">2</span>SO<span class=\"idf9ef215b7-CharOverride-21\">4</span>. The final Normality of the resulting solution will be </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">18.\t</span>Molecular weight of glucose is 180. A solution of glucose which contains 18 g/L, is </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">19.\t</span>In a solution of 7.8 g benzene (C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">6</span>)  and 46.0 g toluene (C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">5</span>CH<span class=\"idf9ef215b7-CharOverride-21\">3</span>), the mole-fraction of benzene &nbsp;is</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">20.\t</span>How much of 0.1 M H<span class=\"idf9ef215b7-CharOverride-21\">2</span>SO<span class=\"idf9ef215b7-CharOverride-21\">4</span> Solution is required to neutralize 50mL of 0.2 M NaOH Solution?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">21.\t</span>Molarity of 0.2 N H<span class=\"idf9ef215b7-CharOverride-21\">2</span>SO<span class=\"idf9ef215b7-CharOverride-21\">4</span> is ...</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">22.\t</span>The amount of anhydrous Na<span class=\"idf9ef215b7-CharOverride-21\">2</span>CO<span class=\"idf9ef215b7-CharOverride-21\">3</span> present in 250 mL of 0.25 M solution is ...</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">23.\t</span>How many gram of NaOH will be required to prepare 500 g solution containing <img style=\"height:1.43rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-243\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0117-124018.png\"> NaOH solution?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">24.\t</span>5 L of a solution contains 25 mg of CaCO<span class=\"idf9ef215b7-CharOverride-21\">3</span>,<br>What is its concentration in ppm? <br>(mol. wt. of CaCO<span class=\"idf9ef215b7-CharOverride-21\">3</span> is 100)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">25.\t</span>Which of the following concentration term is/are independent of temperature?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">26.\t</span>What amount of water is added in 40 mL of NaOH (0.1 N) which is neutralised by 50 mL of HCl (0.2 N)? </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">27.\t</span>The Normality of 2.3 M H<span class=\"idf9ef215b7-CharOverride-21\">2</span>SO<span class=\"idf9ef215b7-CharOverride-21\">4</span> solution is ...</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">28.\t</span>A 5 molar solution of H<span class=\"idf9ef215b7-CharOverride-21\">2</span>SO<span class=\"idf9ef215b7-CharOverride-21\">4</span> is diluted from 1 L to 10 L. What is the Normality of the solution?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">29.\t</span>Molarity of a given orthophosphoric acid solution is 3 M. Its Normality is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">30.\t</span>Molarity of solution prepared by dissolving 75.5 g of pure KOH in 540 ml solution is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">31.\t</span>Volume of 0.6 M NaOH required to neutralise 30&nbsp;cm<span class=\"idf9ef215b7-CharOverride-23\">3</span> of 0.4 M HCl is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">32.\t</span>The volume of 10 N and 4 N HCl required to make 1 L of 7 N HCl are:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">33.\t</span>1 M, 2.5 litre NaOH solution is mixed with another 0.5 M, 3 litre NaOH solution. Then find out the molarity of resultant solution:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">34.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Molality of 30% W/W NaOH aq. solution _________ .</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">35.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>In 100 ml solution 5 <span class=\"idf9ef215b7-CharOverride-59\"></span> 10<span class=\"idf9ef215b7-CharOverride-23\">–5</span> gm CO<span class=\"idf9ef215b7-CharOverride-21\">2</span> is dissolved. What will be its concentration in ppm units?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">36.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>State the value of [H<span class=\"idf9ef215b7-CharOverride-23\">+</span>] in 0.01 M KOH solution.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">37.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>How many grams of urea are required to make 150 grams of 20% W/W solution of urea?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">38.\t</span>The partial pressure of ethane over a saturated solution  containing  6.56 × 10<span class=\"idf9ef215b7-CharOverride-23\">-2</span>g of ethane is<br>1 bar. If the solution contains 5.0 × 10<span class=\"idf9ef215b7-CharOverride-23\">-2 </span>g of  ethane, the partial pressure of ethane will be: </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">39.\t</span>The solubility order for the following gases is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">40.\t\t</span>How does the solubility of gas change in a liquid, as described?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">41.\t</span>Which of the following best describes the difficulty in breathing as one climbs to higher altitudes?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">42.\t</span>The law which indicates the relationship between solubility of a gas in liquid and pressure.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">43.\t</span>The solubility of gas in water depends  on:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">44.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>The solubility of a gaseous solute in a liquid solvent does not depend on which factor?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">45.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which of the following compounds will be more soluble in water?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">46.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which gas will have the highest solubility in ethyl alcohol?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">47.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Find the constant of Henry's law for O<span class=\"idf9ef215b7-CharOverride-21\">2</span> if<br>2 milli mole of O<span class=\"idf9ef215b7-CharOverride-21\">2</span> gas dissolve in 540 ml of water at 27°C. The partial pressure of the<br>O<span class=\"idf9ef215b7-CharOverride-21\">2</span> gas is 2 × 10<span class=\"idf9ef215b7-CharOverride-23\">–8</span> bar.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">48.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which of the given option is correct when KCl is soluble in water?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">49.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Solvent + solute = solution <span class=\"idf9ef215b7-CharOverride-8\">∆</span>H &gt; 0. What will be the change in solubility of a substance when the temperature is raised at equilibrium in the process?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">50.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Vapour pressure of pure liquid A at 27°C is<br>70 mm. Hg. Adding another liquid B to it forms  an ideal solution. If the mole fraction of B is 0.2 and the total vapour pressure of the solution at 27°C is 84 mm Hg, find the vapour pressure of pure liquid B at 27°C.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">51.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>A liquid has a vapour pressure of 70 mm at 27°C. Adding another liquid (mole fraction 0.2) to this liquid at 27°C has a vapour pressure of 95 mm. Hg. Then find the vapour pressure of the other liquid.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">52.\t</span>The vapour pressure of two liquids X and Y are 80 and 60 torr respectively. The total vapour pressure of the ideal solution obtained by mixing 3 moles of X and 2 moles of<br>Y would be</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">53.\t</span>Vapour pressure of pure A = 100 torr, <br>moles = 2; vapour pressure of pure B = 80 torr, moles = 3. Total vapour pressure of the<br>mixture is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">54.\t</span>Vapour pressure of a solvent containing non-volatile solute is: </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">55.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Vapour pressure of pure ‘A’ is 70 mm Hg at 25<span class=\"idf9ef215b7-CharOverride-23\">o</span>C. It form an ideal solution with ‘B’ in which mole fraction of A is 0.8. If the vapour pressure of the solution is 84 mm Hg at 25<span class=\"idf9ef215b7-CharOverride-23\">o</span>C, the vapour pressure of pure ‘B’ at 25<span class=\"idf9ef215b7-CharOverride-23\">o</span>C is.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">56.\t</span>A mixture of ethyl alcohol and propyl alcohol has a vapour pressure of 290 mm at 300K. the vapour pressure of propyl alcohol is<br>200 mm Hg. If the mole fraction of ethyl alcohol is 0.6, it's vapour pressure (in mm) at the same temperature will be :</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">57.\t</span>On mixing, heptane and octane form an ideal solution. At 373K, the vapour pressures of the two liquid components (heptane and octanes) are <br>105 kPa and 45 kPa respectively. Vapour pressure of the solution  obtained by mixing 25 g of heptane and 35 g of octane will be (molar mass of heptane = 100 g mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span> and of octane = 114 g.mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span>)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">58.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>A solution has a 1 : 4 mole ratio of pentane to hexane. The vapour pressure of pure hydrocarbons at 20<span class=\"idf9ef215b7-CharOverride-8\">°</span>C are 440 mm Hg for  pentane and 120 mm Hg for hexane. The mole fraction of pentane in vapour phase would be:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">59.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which of the following is true when components forming an ideal solution are mixed?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">60.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which of the following is not correct for ideal solution?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">61.\t</span>Azeotropic mixture are:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">62.\t</span>Which of the following liquid pair shows a positive deviation from Raoult's law?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">63.\t</span>In a mixture of A and B, components show negative deviation when</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">64.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which of the following mixture does not show positive deviation from the Raoult’s law? </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">65.\t</span>A binary liquid solution is prepared by mixing <span class=\"idf9ef215b7-CharOverride-9\">n</span>-heptane and ethanol. Which one of the following statements is correct regarding the behaviour of the solution?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">66.\t</span>An ideal solution is that which</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">67.\t</span>In a mixture A and B components show negative deviation as: </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">68.\t</span>Which of the following is an example of a non-ideal solution showing positive deviation?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">69.\t</span>What deviation is shown by a mixture of equimolar phenol and aniline?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">70.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Colligative properties of a solution depend upon:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">71.\t</span>At 25<span class=\"idf9ef215b7-CharOverride-8\">°</span>C, the highest osmotic pressure is exhibited by 0.1 M solution of</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">72.\t</span>Which one of the following aqueous solutions will exhibit highest boiling point?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">73.\t</span>The molal elevation constant of water is 0.52<span class=\"idf9ef215b7-CharOverride-23\">o</span>C. The boiling point of 1.0 Molal aqueous KCl solution (assuming complete dissociation of KCl), therefore, should be</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">74.\t</span>The increase in boiling point of a solution containing 0.6 g urea in 200 g water is 0.50<span class=\"idf9ef215b7-CharOverride-23\">o</span>C. Find the molal elevation constant. </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">75.\t</span>In an osmotic pressure measurement experiment, a 5% solution of compound 'X' is found  to be isotonic with a 2% acetic acid solution. The gram molecular mass of 'X<span class=\"idf9ef215b7-CharOverride-9\">'</span> is</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">76.\t</span>Which is a colligative property?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">77.\t</span>K<span class=\"idf9ef215b7-CharOverride-21\">f</span> for water is 1.86 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span>. If  your automobile radiator holds 1.0 kg of water, how many grams of ethylene glycol (C<span class=\"idf9ef215b7-CharOverride-21\">2</span>H<span class=\"idf9ef215b7-CharOverride-21\">6</span>O<span class=\"idf9ef215b7-CharOverride-21\">2</span>) must you add to get the freezing  point of the solution lowered to -2.8<span class=\"idf9ef215b7-CharOverride-8\">°</span>C?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">78.\t</span>Which of the following solution has highest boiling point?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">79.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>If for a sucrose solution elevation in boiling point is 0.1<span class=\"idf9ef215b7-CharOverride-23\">o</span>C then what will be boiling point of NaCl solution for the same molal concentration?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">80.\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>In two solutions having different osmotic pressure, the solution of higher osmotic pressure is called: </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">81.\t</span>Isotonic solution have the same</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">82.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Two solutions have different osmotic pressure. The solution of lower osmotic pressure is called:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">83.\t</span>The osmotic pressure (at 27<span class=\"idf9ef215b7-CharOverride-11\">o</span>C) of an aqueous solution (200 ml) containing 6 g of a protein is 2 <span class=\"idf9ef215b7-CharOverride-8\">×</span> 10<span class=\"idf9ef215b7-CharOverride-23\">-3</span>atm . If R = 0.080L.atm.mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span>.K<span class=\"idf9ef215b7-CharOverride-23\">-1</span>, the  molecular weight of protein is</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">84.\t</span>A 5% solution of cane sugar (molar mass 342) is isotonic with 1% of a solution of an unknown solute. The molar mass of unknown solute in <br>g/mole is</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">85.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Osmotic pressure is 0.0821 atm at temperature of 300K. Find concentration in mole per litre</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">86.\t</span>The elevation in boiling point for one molal solution of a solute in a solvent is called:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">87.\t</span>The depression in freezing point of 0.01 m aqueous solution of urea, sodium chloride and sodium sulphate is in the ratio:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">88.\t</span>Colligative properties are used for the determination of:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">89.\t</span>The osmotic pressure of 0.4% urea solution is 1.66 atm and that of a solutions of sugar of 3.42% is 2.46 atm. When both the solutions are mixed then the osmotic pressure of the resultant solution will&nbsp;be:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">90.\t</span>The freezing point (in <span class=\"idf9ef215b7-CharOverride-23\">o</span>C) of solution containing 0.1 g of K<span class=\"idf9ef215b7-CharOverride-21\">3</span>[Fe(CN)<span class=\"idf9ef215b7-CharOverride-21\">6</span>] (mol . wt 329) in 100 g of water (K<span class=\"idf9ef215b7-CharOverride-21\">f</span>= 1.86 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span>) is </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">91.\t</span>The vapour pressure of water at 20<span class=\"idf9ef215b7-CharOverride-8\">°</span>C is 17.54 mm. When 20 g of a non-ionic. substance is dissolved in 100g of water, the vapour pressure is lowered by 0.30 mm. What is the molecular mass of the substance?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">92.\t</span>Boiling point of water is defined as the temperature at which:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">93.\t</span>The molal elevation constant for water is 0.52. What is the boiling point of 2 molar sucrose solution at 1 atm pressure? (Assume b.p. of pure water is 100<span class=\"idf9ef215b7-CharOverride-23\">o</span>C)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">94.\t</span>When 10 g of a non-volatile solute is dissolved in 100 g of benzene, it raises boiling point by 1<span class=\"idf9ef215b7-CharOverride-23\">o</span>C then molecular mass of the solute is <br>(K<span class=\"idf9ef215b7-CharOverride-21\">b</span> for C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">6</span> = 2.53 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span>)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">95.\t</span>Depression in freezing point is 6K for NaCl solution if K<span class=\"idf9ef215b7-CharOverride-21\">f</span> for water is 1.86 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>, amount  of NaCl dissolved in 1 kg water is</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">96.\t</span>Which of the following is not a colligative property?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">97.\t\t</span>Vapour pressure of dilute aqueous solution of glucose is 750 mm Hg at 373 K. The mole fraction of solute is</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">98.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which solution will have least vapour pressure?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">99.\t</span>The relative lowering of vapour pressure produced by dissolving 71.5 g of a substance in 1000&nbsp;g of water is 0.00713. The molecular weight of the substance will be:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">100.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>The molal boiling point constant of water is 0.53<span class=\"idf9ef215b7-CharOverride-23\">o</span>C. When  2  mole of glucose are dissolved in 4000 g of water, the solution will boil at:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">101.\t\t</span>Calculate the molal depression constant of a solvent which has freezing point 16.6<span class=\"idf9ef215b7-CharOverride-8\">°</span>C and latent heat of fusion 180.75 Jg<span class=\"idf9ef215b7-CharOverride-23\">-1</span>.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">102.\t</span>The movement of solvent molecules through a semipermeable membrane is called:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">103.\t</span>Molal elevation/depression constant depends upon:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">104.\t</span>1.0 g of a non-electrolyte solute (molar mass 250 g.mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span>) was dissolved in 51.2 g of benzene. If the freezing  point depression constant  of benzene is 5.12 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span>, the lowering in freezing point will be: </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">105.\t</span>The vapour pressure of water at  20<span class=\"idf9ef215b7-CharOverride-23\">o</span>C is<br>17.5 mmHg. If 18 g of glucose (C<span class=\"idf9ef215b7-CharOverride-21\">6</span>H<span class=\"idf9ef215b7-CharOverride-21\">12</span>O<span class=\"idf9ef215b7-CharOverride-21\">6</span>) is added to 178.2 g of water at 20<span class=\"idf9ef215b7-CharOverride-23\">o</span>C, the vapour pressure of the resulting solution will be</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">106.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>What is the molality of ethyl alcohol<br>(mol. wt. = 46) in aqueous solution which freezes at -10<span class=\"idf9ef215b7-CharOverride-23\">o</span>C?. (K<span class=\"idf9ef215b7-CharOverride-21\">f</span> for water = 1.86 K.molality<span class=\"idf9ef215b7-CharOverride-23\">-1</span>)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">107.\t</span>Ethylene glycol is used as an antifreeze in a cold climate. Mass of ethylene glycol which  should be added to 4 kg  water to prevent it from freezing at -6<span class=\"idf9ef215b7-CharOverride-23\">o</span>C will be (K<span class=\"idf9ef215b7-CharOverride-21\">f</span> for water = 1.86 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span> and molar mass of ethylene glycol = 62 g mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span>)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">108.\t</span>The process of getting fresh water from sea water is known as:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">109.\t</span>If 0.15 g of a solute dissolved in 15 g of solvent is boiled at temperature higher by 0.216<span class=\"idf9ef215b7-CharOverride-23\">o</span>C than that of the pure solvent, the molecular weight of the substance is (molal elevation constant for the solvent is 2.16 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">110.\t</span>The osmatic pressure of 5% (wt./vol) solution of cane sugar at 150<span class=\"idf9ef215b7-CharOverride-23\">o</span>C is </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">111.\t</span>Which of the following solutions will have highest boiling point:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">112.\t</span>Osmotic pressure of a solution at a given temperature:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">113.\t</span>When a non-volatile solute is dissolved in a solvent, the relative lowering of vapour pressure is equal to:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">114.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>From the colligative properties of solution which one is the best method for the determination of molecular weight of proteins and polymers:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">115.\t</span>Which has the highest freezing point at one atmosphere?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">116.\t</span>An aqueous solution of glucose was prepared by dissolving 18 g of glucose in 90 g of water. The relative lowering in vapour pressure is</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">117.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Solutions A, B, C and D are respectively <br>0.1 M glucose, 0.05 M NaCl, 0.05 M BaCl<span class=\"idf9ef215b7-CharOverride-21\">2</span> and 0.1 M AlCl<span class=\"idf9ef215b7-CharOverride-21\">3</span> which one of the following pairs isotonic?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">118.\t</span>The relationship between the values of osmotic pressure of 0.1 M solution of KNO<span class=\"idf9ef215b7-CharOverride-21\">3</span>(<span class=\"idf9ef215b7-CharOverride-9\">p</span><span class=\"idf9ef215b7-CharOverride-21\">1</span>) and CH<span class=\"idf9ef215b7-CharOverride-21\">3</span> COOH(<span class=\"idf9ef215b7-CharOverride-9\">p</span><span class=\"idf9ef215b7-CharOverride-21\">2</span>) is</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">119.\t</span>The order of osmotic pressure of isomolar solution of BaCl<span class=\"idf9ef215b7-CharOverride-21\">2</span>, NaCl and sucrose is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">120.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>The relationship between osmotic pressure at <br>273K when 10 g  glucose (<span class=\"idf9ef215b7-CharOverride-9\">p</span><span class=\"idf9ef215b7-CharOverride-21\">1</span>), 10 g urea (<span class=\"idf9ef215b7-CharOverride-9\">p</span><span class=\"idf9ef215b7-CharOverride-21\">2</span>) and <br>10 g sucrose (<span class=\"idf9ef215b7-CharOverride-9\">p</span><span class=\"idf9ef215b7-CharOverride-21\">3</span>) are dissolved in 250 mL of <br>water is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">121.\t</span>Blood cells retain their normal shapes in solutions which are:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">122.\t</span>Which has the minimum freezing point? </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">123.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which of the following solution is hypotonic?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">124.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>A 1.5% urea solution is isotonic with 5.25% of an unknown solution. The molar mass of unknown solute is.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">125.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>What will be the osmotic pressure (<span class=\"idf9ef215b7-CharOverride-8\">π</span>) of a 6% W/V glucose aqueous solution at 300K? <br>(R = 0.082) (molecular weight of glucose = 180 g/mol)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">126.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>If the relative decrease in vapour pressure of a solution is 0.8, state the mole fraction of solvent present in that solution.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">127.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Calculate the boiling point of the solution formed by dissolving 6 g of urea in 2 kg of water. (K<span class=\"idf9ef215b7-CharOverride-21\">b</span> = 3.2 K.Kg.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">128.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>What process is required to convert sea water into pure water?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">129.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which of the following has the lowest vapour pressure?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">130.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>State the relative lowering in vapour pressure of the solution when 6 g of urea is dissolved in 90 g of water.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">131.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>The freezing point of an aqueous solution is -0.170°C. So, what is the boiling point elevation for that solution?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">132.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Solutions A, B, C and D contain 0.1 M glucose, 0.05 M NaCl, 0.05 M BaCl<span class=\"idf9ef215b7-CharOverride-21\">2</span> and 0.1 M AlCl<span class=\"idf9ef215b7-CharOverride-21\">3</span> respectively. So, which of the following  pairs of solutions will be isotonic?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">133.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>A 3% glucose solution is isotonic with 1% of<br>an unknown solution. The molar mass of unknown solute is.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">134.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Which of the given solutions is hypertonic compared to the liquid in the blood cell at a fixed temperature?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">135.\t</span>Van't Hoff factor more than unity indicates that the solution has:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">136.\t</span>Which of the following shows maximum depression in freezing point?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">137.\t\t</span>20 g of binary electrolyte (mol. wt. = 100) are dissolved in 500 g of water. The depression in freezing point of the solution is 0.74<span class=\"idf9ef215b7-CharOverride-8\">°</span>C <br>(k<span class=\"idf9ef215b7-CharOverride-13\">f</span> = 1.86 K.m<span class=\"idf9ef215b7-CharOverride-23\">-1</span>) the degree of ionisation of the electrolyte is</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">138.\t</span>If <span class=\"idf9ef215b7-CharOverride-8\">α </span>is the degree of dissociation of Na<span class=\"idf9ef215b7-CharOverride-21\">2</span>SO<span class=\"idf9ef215b7-CharOverride-21\">4</span> the Van't Hoff factor (<span class=\"idf9ef215b7-CharOverride-9\">i</span>) used for calculating the molecular mass is</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-23\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">139.\t</span>Two solution of KNO<span class=\"idf9ef215b7-CharOverride-21\">3</span> and CH<span class=\"idf9ef215b7-CharOverride-21\">3</span>COOH are prepared separately. Molarity of both is 0.1 M and osmotic pressures are <span class=\"idf9ef215b7-CharOverride-9\">p</span><span class=\"idf9ef215b7-CharOverride-21\">1</span> and <span class=\"idf9ef215b7-CharOverride-9\">p</span><span class=\"idf9ef215b7-CharOverride-21\">2</span> respectively. The correct relationship between the osmotic pressure&nbsp;is</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-78\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">140.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>What is the freezing point of a solution containing 8.1 g HBr in 100 g water assuming the acid to be 90% ionised (k<span class=\"idf9ef215b7-CharOverride-21\">f</span> for water = 1.86 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span>)? </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">141.\t</span>A 0.5 molal aqueous solution of weak acid (H<span class=\"idf9ef215b7-CharOverride-9\">X</span>)  is 20 percent ionized. The lowering in freezing point of this solution is: (K<span class=\"idf9ef215b7-CharOverride-21\">f</span> = 1.86 K/m for water)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">142.\t\t</span>When 20 g of naphthoic acid (C<span class=\"idf9ef215b7-CharOverride-21\">11</span>H<span class=\"idf9ef215b7-CharOverride-21\">8</span>O<span class=\"idf9ef215b7-CharOverride-21\">2</span>)<br>is dissolved in 50 g benzene (K<span class=\"idf9ef215b7-CharOverride-21\">f</span> = 1.72<br>K.kg. mol<span class=\"idf9ef215b7-CharOverride-23\">-1</span>), a freezing point depression of 2K is observed. The Van't Hoff factor <span class=\"idf9ef215b7-CharOverride-9\">(i)</span> is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">143.\t</span>A solution of 4.5 g of a pure non-electrolyte in 100 g  of water was found to freeze at 0.465<span class=\"idf9ef215b7-CharOverride-8\">°</span>C. The molecular weight of the solute closest to (K<span class=\"idf9ef215b7-CharOverride-21\">f</span> = 1.86 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">144.\t</span>The Van't Hoff factor i for a compound which undergoes dissociation in one solvent and association in other solvent is respectively:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">145.\t</span>Phenol dimerises in benzene having Van't Hoff factor 0.54. What is the degree of association?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">146.\t</span>Van't Hoff factor of Ca (NO<span class=\"idf9ef215b7-CharOverride-21\">3</span>)<span class=\"idf9ef215b7-CharOverride-21\">2</span> is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">147.\t</span>The freezing point depression of 0.001 m,  K<span class=\"idf9ef215b7-CharOverride-24\">x</span>[Fe(CN)<span class=\"idf9ef215b7-CharOverride-21\">6</span>] is 7.10 <span class=\"idf9ef215b7-CharOverride-8\">×</span> 10<span class=\"idf9ef215b7-CharOverride-23\">-3</span>K. If for water, K<span class=\"idf9ef215b7-CharOverride-21\">f</span><span class=\"idf9ef215b7-CharOverride-9\"> </span>is 1.86 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">-1 </span>value of <span class=\"idf9ef215b7-CharOverride-9\">x</span> will be:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">148.\t\t</span>0.1 Molal aqueous solution of NaBr freezes at –0.335<span class=\"idf9ef215b7-CharOverride-23\">o</span>C at atmospheric pressure K<span class=\"idf9ef215b7-CharOverride-21\">f</span> for water is 1.86<span class=\"idf9ef215b7-CharOverride-23\"> </span>K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>. The percentage of dissociation of the salt in solution is </div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">149.\t</span>Which of the following compounds correspond to maximum Van't Hoff factor for dilute solution?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">150.\t</span>The freezing point of one molal NaCl solution assuming NaCl to be 100% dissociated in water is (molal depression constant = 1.86)</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">151.\t</span>If the various terms in the below given expressions  have usual meanings, the Van't Hoff factor (<span class=\"idf9ef215b7-CharOverride-9\">i</span>) cannot be calculated by which one of the expressions?</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-106\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">152.\t</span>The Van't Hoff factor for 0.1 M Ba(NO<span class=\"idf9ef215b7-CharOverride-21\">3</span>)<span class=\"idf9ef215b7-CharOverride-21\">2</span> solution is 2.74. The degree of dissociation is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">153.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Value of Van't Hoff factor when solute<br>dissociate is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">154.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Value of Van't Hoff factor when solute<br>associate is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">155.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Van't Hoff factor of K<span class=\"idf9ef215b7-CharOverride-21\">4</span> [Fe(CN)<span class=\"idf9ef215b7-CharOverride-21\">6</span>] is:</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">156.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>What amount of CaCl<span class=\"idf9ef215b7-CharOverride-21\">2</span> (i=2.47) is dissolved in 2 litres of water so that its osmotic pressure is 0.5 atm at 27<span class=\"idf9ef215b7-CharOverride-8\">°</span>C?</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">157.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>The Van't Hoff factor will be highest for</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">158.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Assertion \t: \tMolarity of a solution in liquid state changes with temperature.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason\t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tThe vol</span>ume of a solution changes with change in temperature.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">159.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Asser<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">tion \t:\tIn an ideal solution, ∆H</span><span class=\"idf9ef215b7-CharOverride-62\" lang=\"en-GB\">mix</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\"> and ∆</span><span class=\"Normal-English-Bold\">V</span><span class=\"idf9ef215b7-CharOverride-62\" lang=\"en-GB\">m</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-14\">ix</span><span class=\"Normal-English-Bold\"> both are </span>zero.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tIn an ideal solution, A−B in</span>teractions are similar to A−A and <span class=\"Normal-English-Bold\">B−B interactions.</span></div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">160.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Assert<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">ion \t:\tWhen NaCl is added to water </span>a depression in freezing point is observed.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tThe Lowering of vapour </span>pressure of a solution causes depression in the freezing point.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">161.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">Assertion \t:\tOne molar aqueous </span>solution has always higher concentration than one molal.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tThe molal</span>ity of a solution depends upon the density of the solution whereas <span class=\"Normal-English-Bold\">molarity does not.</span></div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">162.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Ass<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">ertion \t:\tIf a concentrated solution is </span>diluted by adding more water, the molarity of the solution does not change.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tThe ratio of moles of solute </span>to volume is called molarity.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">163.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Asser<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">tion \t:\tIncreasing the pressure on </span>water decreases its boiling point.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tDensity</span> of water is maximum at 273K.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">164.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>As<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">sertio</span>n \t:\tOne molal aqueous solution of glucose contains 180 g of glucose in 1 kg water.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tTh</span>e solution containing one mole of solute in 1000 g of solvent is called one molal solution.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">165.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Asse<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">rtio</span>n \t:\tThe molecular weight of acetic acid determined by depression in freezing point method in benzene and water was found to be different.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>:\tWater <span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">is polar while benzene </span>is non-polar.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">166.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Ass<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">ertio</span>n \t:\tA mixture of benzene and toluene forms an ideal solution.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tMix</span>ing 50 ml of benzene and 50 ml of toluene gives a total volume of solution of 100 ml i.e. <span class=\"idf9ef215b7-CharOverride-8\">∆</span>V = 0 and  <br><span class=\"idf9ef215b7-CharOverride-8\">∆</span>H = 0.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">167.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Asse<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">rtion</span> \t:\tCooking time is reduced in pressure cooker.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tBoiling</span> point of water inside the pressure cooker is lowered.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">168.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>As<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">sert</span>ion \t:\tIsotonic solution do not show the phenomenon of osmosis.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tIsoto</span>nic solutions have equal osmotic pressure.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">169.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Ass<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">erti</span>on \t: \tIodine is more soluble in CCl<span class=\"idf9ef215b7-CharOverride-21\">4</span>  than in water.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tNon-po</span>lar solutes are more soluble in non-polar solvents. </div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">170.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Ass<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">ertio</span>n \t:\tOsmotic pressure 0.1 M urea solution is less than that of 0.1 M NaCl solution. </div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tOsm</span>otic pressure is not a colligative property.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">171.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Ass<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">e</span>rtion \t:\tSodium chloride (NaCI) is useful for de-icing the road.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tSodiu</span>mt chloride lowers the boiling point of water.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">172.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Ass<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">erti</span>on \t:\tMolality of solution does not change with change in temperature.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">\tReason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tMolalit</span>y is deﬁned as number of moles of solute per 1000 g. of solvent.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">173.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>As<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">sertio</span>n\t:\tThe boiling point of 0.1 m glucose solution is lower than that of 0.1 m KCl solution.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason\t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tBoili</span>ng point elevation is inversely proportional to the number of constituent particles present in the solution.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">174.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>As<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">sertio</span>n \t:\tWhen a non-volatile solute is dissolved in a solvent the rise in both boiling point and freezing point is equal to 2K.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">\tReason \t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tT</span>he increase in boiling point and decrease in freezing point depend on the no. of particles of the volatile solute. </div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">175.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>A<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">sser</span>tion \t:\tThe boiling point of water increases when methyl alcohol is added to water.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">Reason\t</span><span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">:\tAn </span>increase in boiling point is observed when a volatile solute is added to a volatile solvent.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">176.</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Asse<span class=\"idf9ef215b7-CharOverride-60\" lang=\"en-GB\">rtio</span>n \t:\tWhen solute and solvent are separated by a semipermeable membrane, the solvent molecules move towards the solution.</div>\n<div class=\"Quest_Black idf9ef215b7-ParaOverride-108\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2 idf9ef215b7-CharOverride-15\" lang=\"en-GB\">\tReason </span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>:\tSpontaneous ﬂow of solvent from concentrated solution to dilute solution is called osmosis.</div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">177.\t</span>Select the correct option for the true/false statements with reference to the given ﬁgure.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\tAssume </span><span class=\"idf9ef215b7-CharOverride-15\">complete dissociation of ionic substance in aqueous solution. </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">{[Fe(CNS)]</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">+2 </span><span class=\"idf9ef215b7-CharOverride-15\">has a red colour.</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">}</span></div>\n<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> <img style=\"height:7.31rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-256\" src=\"/index/41/chapters/1/img/Chapter1/225.png\"></span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-87\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(i)\t</span><span class=\"idf9ef215b7-CharOverride-15\">Concentration of aqueous solution of FeCl</span><span class=\"idf9ef215b7-CharOverride-64\">3</span><span class=\"idf9ef215b7-CharOverride-15\">   increase with time.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-87\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(ii)\t</span><span class=\"idf9ef215b7-CharOverride-15\">Aqueous solution of FeCl</span><span class=\"idf9ef215b7-CharOverride-64\">3</span><span class=\"idf9ef215b7-CharOverride-15\"> gradually turns red.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-87\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iii)\t</span><span class=\"idf9ef215b7-CharOverride-15\">Concentration of aqueous solution of KCNS increases with time.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-87\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iv)\t</span><span class=\"idf9ef215b7-CharOverride-15\">Aqueous solution of KCNS remains colourless.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">178.\t</span>Select the correct option for the true/false statements:</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(i) </span><span class=\"idf9ef215b7-CharOverride-15\">As the partial pressure of a gas increases, the solubility of a gas in a liquid increases.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(ii) </span><span class=\"idf9ef215b7-CharOverride-15\">The solubility of gas in liquid increases as temperature increases.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iii) </span><span class=\"idf9ef215b7-CharOverride-15\">A gas for which the value of </span><span class=\"idf9ef215b7-CharOverride-65\">K</span><span class=\"idf9ef215b7-CharOverride-64\">H</span><span class=\"idf9ef215b7-CharOverride-15\">  is low at a given temperature is less soluble in a liquid.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iv) </span><span class=\"idf9ef215b7-CharOverride-15\">As partial pressure of gas decreases and temperature increases the solubility of gas in liquid increases.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">179.\t</span>Choose the correct option for the true/false statements with respect to the given graph of mole fraction versus vapour pressure.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> <img style=\"height:8.31rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-257\" src=\"/index/41/chapters/1/img/Chapter1/226.png\"></span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(i) </span><span class=\"idf9ef215b7-CharOverride-15\">The boiling point of an azeotropic mixture of liquid-A and liquid-B will be maximum.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(ii) </span><span class=\"idf9ef215b7-CharOverride-15\">In mixture vapour pressures of both liquids  are equal then </span><span class=\"idf9ef215b7-CharOverride-65\">x</span><span class=\"idf9ef215b7-CharOverride-64\">A</span><span class=\"idf9ef215b7-CharOverride-15\"> &lt; </span><span class=\"idf9ef215b7-CharOverride-65\">x</span><span class=\"idf9ef215b7-CharOverride-15\"><a id=\"_idIndexMarker000\"></a></span><span class=\"idf9ef215b7-CharOverride-64\">B</span><span class=\"idf9ef215b7-CharOverride-15\">.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iii) </span><span class=\"idf9ef215b7-CharOverride-15\">The given mixture shows positive deviation in terms of Raoult's law.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iv)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">x</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">A</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> = </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">x</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B </span><span class=\"idf9ef215b7-CharOverride-15\">then </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">A</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> &lt; </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">180.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Select the correct option for the true-false statements with reference to the given ﬁgure:</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(Assume </span><span class=\"idf9ef215b7-CharOverride-15\">complete dissociation of ionic substances in aqueous solution)</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> <img style=\"height:7.31rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-256\" src=\"/index/41/chapters/1/img/Chapter1/227.png\"></span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(i) </span><span class=\"idf9ef215b7-CharOverride-15\">Adding water to an aqueous solution of CuSO</span><span class=\"idf9ef215b7-CharOverride-64\">4</span><span class=\"idf9ef215b7-CharOverride-15\"> increases the osmotic pressure of the system.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(ii) </span><span class=\"idf9ef215b7-CharOverride-15\">Concentration of glucose solution increases with time.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iii) </span><span class=\"idf9ef215b7-CharOverride-15\">Addition of glucose to a glucose solution decreases the osmotic pressure of the system.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iv) </span><span class=\"idf9ef215b7-CharOverride-15\">Concentration of solution of CuSO</span><span class=\"idf9ef215b7-CharOverride-64\">4</span><span class=\"idf9ef215b7-CharOverride-15\"> increases with time.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">181.\t</span>Choose the correct option using T (True) and F (False) notation for the following statements.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(i) </span><span class=\"idf9ef215b7-CharOverride-15\">The vapour pressure of a solution containing a non-volatile solute is proportional to the mole-fraction of the solvent.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(ii) </span><span class=\"idf9ef215b7-CharOverride-15\">A solution of 0.1 M Ba(NO</span><span class=\"idf9ef215b7-CharOverride-64\">2</span><span class=\"idf9ef215b7-CharOverride-15\">)</span><span class=\"idf9ef215b7-CharOverride-64\">2</span><span class=\"idf9ef215b7-CharOverride-15\"> is isotonic with 0.1 M Na</span><span class=\"idf9ef215b7-CharOverride-64\">2</span><span class=\"idf9ef215b7-CharOverride-15\">SO</span><span class=\"idf9ef215b7-CharOverride-64\">4</span><span class=\"idf9ef215b7-CharOverride-15\"> solution.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iii) </span><span class=\"idf9ef215b7-CharOverride-15\">Boiling point is a Colligative property.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iv) </span><span class=\"idf9ef215b7-CharOverride-15\">When the solute is associated the value of Van't Hoff factor (</span><span class=\"idf9ef215b7-CharOverride-65\">i</span><span class=\"idf9ef215b7-CharOverride-15\">) is greater than one.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">182.\t</span>Choose the correct option using T (True) and F (False) notation for the following statements.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-3\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(i) </span><span class=\"idf9ef215b7-CharOverride-15\">For </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">CH</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">3</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">COCH</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">3</span><span class=\"idf9ef215b7-CharOverride-15\"> and </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">C</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">6</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">H</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">6</span><span class=\"idf9ef215b7-CharOverride-15\"> mixed solution                                    </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">∆</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">H &gt; 0</span><span class=\"idf9ef215b7-CharOverride-15\"> and </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">∆</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">V &gt; 0 </span><span class=\"idf9ef215b7-CharOverride-15\">becomes</span><span class=\"idf9ef215b7-CharOverride-5\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"idf9ef215b7-CharOverride-64\">Total</span><span class=\"idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">=</span><span class=\"idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">A </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-67\">⋅ </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">x</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">A </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">+ </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-67\">⋅ </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">x</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B</span></div>\n<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(ii) </span><span class=\"idf9ef215b7-CharOverride-15\">If the density of a 5% W/W solution is 1.043 g/ml, its molality will be 0.549 m.</span></div>\n<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iii) </span><span class=\"idf9ef215b7-CharOverride-15\">A liquid which has a low vapour pressure has a high boiling point.</span></div>\n<div class=\"Quest\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iv) </span><span class=\"idf9ef215b7-CharOverride-15\">Two solutions A and B are separated by a semipermeable membrane, if the liquid moves from A to B the concentration of A is greater than that of B.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">183.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Decide whether the following statements are true or false:</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(i) </span><span class=\"idf9ef215b7-CharOverride-15\">At a given temperature, 2 g/liter urea solution and 2 g/liter glucose solution separated by a semipermeable membrane are isotonic.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(ii) </span><span class=\"idf9ef215b7-CharOverride-15\">A solution of KCI is hypotonic if it is separated by a semipermeable  membrane from a solution of 0.01 M KCl and 0.001 M NaCl.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iii) </span><span class=\"idf9ef215b7-CharOverride-15\">1 mole of glucose mix with 3 moles of water the relative lowering in vapour pressure is 0.25.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iv) </span><span class=\"idf9ef215b7-CharOverride-15\">100 g of sugar is required to make 2 liters of  5% concentration of solution.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">184.\t</span>For the following statements select the correct option using T (for true) and F (for false).</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(i) </span><span class=\"idf9ef215b7-CharOverride-15\">Dissolving two molecules of benzoic acid in benzene show association.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(ii)</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Fe</span><span class=\"idf9ef215b7-CharOverride-64\">2</span><span class=\"idf9ef215b7-CharOverride-15\">(SO</span><span class=\"idf9ef215b7-CharOverride-64\">4</span><span class=\"idf9ef215b7-CharOverride-15\">)</span><span class=\"idf9ef215b7-CharOverride-64\">3 </span><span class=\"idf9ef215b7-CharOverride-15\">and NaCl dissociate in water.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iii) </span><span class=\"idf9ef215b7-CharOverride-15\">The number of solute particles in a solution increases during association.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iv) </span><span class=\"idf9ef215b7-CharOverride-15\">Colligative properties of solutions apply only to concentrated solutions.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">185.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Choose the correct option using the true and false from the following statement.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-68\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i) </span></span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">The decrease in vapour pressure is equal to the mole fraction of solute.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(ii) </span></span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">Relative decreases in vapour pressure is proportional to amount of salute.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iii) </span></span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">Relative decreases in vapour pressure is proportional to mole fraction of solute .</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t(iv) </span></span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">Vapour pressure of a solution is equal to the mole fraction of solvent.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">186.\t</span>For an ideal solution containing liquid-A and liquid-B choose the correct option using the symbol T (True) or F (False) according to the following statements.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-69\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> = </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">A</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">·</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">x</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">A</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> + </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">·</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">x</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(ii)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> = </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">A</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">·</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">x</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> + </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">·</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">x</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-70\" lang=\"en-US\"> </span></span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iii) </span></span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> = </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">A</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> +</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> (</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> – </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">A</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">)</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">x</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iv) </span></span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> = </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> +</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> (</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">A</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">·</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">p</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">0</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">B</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">)</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">x</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">A</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">187.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Choose the correct option using T (True) and F (False) notation for the following statements.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-68\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-69\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">T</span><span class=\"idf9ef215b7-CharOverride-15\">he values of </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">K</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">H</span><span class=\"idf9ef215b7-CharOverride-15\"> at a given temperature are diﬀerent for diﬀerent gaseous solutes.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-69\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(ii)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">The value of </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">K</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">H </span><span class=\"idf9ef215b7-CharOverride-15\">change with temperature change for each component (for gas solutes).</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-69\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iii)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">As the value of </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">K</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">H</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> increases, the solubility of gaseous solute in liquid increases.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-69\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iv)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">The value of </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-65\">K</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">H</span><span class=\"idf9ef215b7-CharOverride-15\"> decreases with decreasing temperature.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">188.\t</span>Choose the correct option using T (True) and F (False) notation for the following statements.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-68\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-69\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">The solubility of a gas in a liquid solvent decreases as temperature increases.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-69\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(ii)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">The value of </span><span class=\"idf9ef215b7-CharOverride-65\">K</span><span class=\"idf9ef215b7-CharOverride-64\">H</span><span class=\"idf9ef215b7-CharOverride-15\"> increases as the temperature increases.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-69\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iii)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Divers use a mixture of 2% He and 98% O</span><span class=\"idf9ef215b7-CharOverride-64\">2</span><span class=\"idf9ef215b7-CharOverride-15\"> while diving in the sea.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-69\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iv)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Partial pressure of gas in a solution is proportional to mole fraction of that gas.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">189.</span><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\"> </span>Select the correct option using T (True) and F (False) notation for the following statements.</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-109\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-68\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">An aqueous solution of 5% NaCl and KCI is equimolar.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-109\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-5\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(ii)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">1 M H</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">2</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">SO</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">4</span><span class=\"idf9ef215b7-CharOverride-15\"> means 1 N </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\"> H</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">2</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">SO</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">4</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-109\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-5\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iii)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">Aqueous solutions of 1 M sucrose and 1 M glucose are isotonic</span><span class=\"idf9ef215b7-CharOverride-15\">.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-109\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-5\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iv)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">The Van't Hoﬀ factor for </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">BaCl</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">2(aq)</span><span class=\"idf9ef215b7-CharOverride-15\"> is 3.</span></div>\n<div class=\"Quest_Black\"><span class=\"Chemistry-Character-Style-1_Ques-Number-2\" lang=\"en-US\">190.\t</span>Choose the correct option using T (True) and F (False) notation for the following statements..</div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-68\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-5\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Mathematical form of Raoult's law <img style=\"height:2.95rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-258\" src=\"/index/41/chapters/1/img/Chapter1/228.png\"></span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-5\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(ii)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-35\">Increase in boiling point of 1M aqueous solution is called molal elevation constant.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-5\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iii)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">An aqueous solution of urea has a value of Van't Hoﬀ factor less than one.</span></div>\n<div class=\"Quest idf9ef215b7-ParaOverride-22\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-5\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number\"><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iv)</span></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Placing a plant cell in a hypertonic solution causes it to swell.</span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-55\"><span class=\"Biology-Character-Style-1_English idf9ef215b7-CharOverride-31\">Class 12 Chemistry</span><span class=\"idf9ef215b7-CharOverride-32\"> </span><span class=\"idf9ef215b7-CharOverride-33\">(</span><span class=\"Biology-Character-Style-1_English idf9ef215b7-CharOverride-31\">Part 1)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Biology-Character-Style-1_English idf9ef215b7-CharOverride-31\">005</span></div>",
          "answer_text": "",
          "type": "MCQ",
          "type_uncertain": false,
          "options": {
            "A": "<span class=\"MCQ-3\"><span class=\"Normal-English\">FTTT\t</span><span class=\"idf9ef215b7-CharOverride-2\"></span></span>",
            "B": "<span class=\"MCQ-3\"><span class=\"Normal-English\">TFFF</span><span class=\"idf9ef215b7-CharOverride-61\"> </span><span class=\"idf9ef215b7-CharOverride-2\"></span></span>",
            "C": "<span class=\"MCQ-3\"><span class=\"Normal-English\">FTFF</span> <span class=\"idf9ef215b7-CharOverride-2\"></span></span>",
            "D": "<span class=\"MCQ-3\"><span class=\"Normal-English\">TTFF</span></span>"
          },
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/200.png",
              "position": "stem",
              "context": ""
            },
            {
              "id": "img-1",
              "path": "Chapter1/204.png",
              "position": "option:A",
              "context": "(A) (B) (C) (D)"
            },
            {
              "id": "img-2",
              "path": "Chapter1/205.png",
              "position": "option:A",
              "context": "(A) (B) (C) (D)"
            },
            {
              "id": "img-3",
              "path": "Chapter1/206.png",
              "position": "option:A",
              "context": "(A) (B) (C) (D)"
            },
            {
              "id": "img-4",
              "path": "Chapter1/207.png",
              "position": "option:A",
              "context": "(A) (B) (C) (D)"
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-0117-124018.png",
              "position": "stem",
              "context": "23. How many gram of NaOH will be required to prepare 500 g …"
            },
            {
              "id": "img-6",
              "path": "Chapter1/208.png",
              "position": "option:C",
              "context": "(C) M\t(D) M"
            },
            {
              "id": "img-7",
              "path": "Chapter1/209.png",
              "position": "option:C",
              "context": "(C) M\t(D) M"
            },
            {
              "id": "img-8",
              "path": "Chapter1/214.png",
              "position": "option:A",
              "context": "(A) (B) (C) (D)"
            },
            {
              "id": "img-9",
              "path": "Chapter1/215.png",
              "position": "option:A",
              "context": "(A) (B) (C) (D)"
            },
            {
              "id": "img-10",
              "path": "Chapter1/216.png",
              "position": "option:A",
              "context": "(A) (B) (C) (D)"
            },
            {
              "id": "img-11",
              "path": "Chapter1/217.png",
              "position": "option:A",
              "context": "(A) (B) (C) (D)"
            },
            {
              "id": "img-12",
              "path": "Chapter1/218.png",
              "position": "option:A",
              "context": "(A) ="
            },
            {
              "id": "img-13",
              "path": "Chapter1/219.png",
              "position": "option:A",
              "context": "(A) ="
            },
            {
              "id": "img-14",
              "path": "Chapter1/221.png",
              "position": "option:C",
              "context": "(C) p 2 > p 1 (D) +"
            },
            {
              "id": "img-15",
              "path": "Chapter1/222.png",
              "position": "option:C",
              "context": "(C) p 2 > p 1 (D) +"
            },
            {
              "id": "img-16",
              "path": "Chapter1/EQ-0105-160216.png",
              "position": "option:D",
              "context": "(D) = i"
            },
            {
              "id": "img-17",
              "path": "Chapter1/EQ-1225-134745.png",
              "position": "option:D",
              "context": "(D) = i"
            },
            {
              "id": "img-18",
              "path": "Chapter1/225.png",
              "position": "stem",
              "context": ""
            },
            {
              "id": "img-19",
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          "sequence_no": 96,
          "question_text": "<div class=\"Normal idf9ef215b7-ParaOverride-110\"><span class=\"idf9ef215b7-CharOverride-4\"></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"></span><span class=\"idf9ef215b7-CharOverride-71\"></span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">62.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">63.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">64.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">65.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">66.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">67.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">68.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">69.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">70.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)</span></div>",
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          "sequence_no": 97,
          "question_text": "<div class=\"Normal idf9ef215b7-ParaOverride-110\"><span class=\"idf9ef215b7-CharOverride-58\"></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"></span><span class=\"idf9ef215b7-CharOverride-71\"></span>(D)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">72.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">73.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">74.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span><span class=\"idf9ef215b7-CharOverride-11\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">75.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">76.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">77.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(A)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">78.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)</span><span class=\"idf9ef215b7-CharOverride-58\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">79.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(B)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">80.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)</span></div>",
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          "sequence_no": 98,
          "question_text": "<div class=\"Normal idf9ef215b7-ParaOverride-110\"><span class=\"idf9ef215b7-CharOverride-2\"></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"></span><span class=\"idf9ef215b7-CharOverride-71\"></span><span class=\"idf9ef215b7-CharOverride-2\">(C)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">82.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">83.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">84.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(C)<span class=\"idf9ef215b7-CharOverride-23\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">85.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span><span class=\"idf9ef215b7-CharOverride-11\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">86.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">87.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">88.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">89.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">90</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span></div>",
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          "question_text": "<div class=\"Normal idf9ef215b7-ParaOverride-110\"><span class=\"idf9ef215b7-CharOverride-2\"></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"></span><span class=\"idf9ef215b7-CharOverride-71\"></span>(B)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">102.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">103.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">104.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"Normal-English\">(C)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">105.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">106.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(C)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">107.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">108.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)</span><span class=\"idf9ef215b7-CharOverride-58\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">109.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(A)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">110.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span></div>",
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            "source_number": "101",
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          "sequence_no": 101,
          "question_text": "<div class=\"Normal idf9ef215b7-ParaOverride-110\"><span class=\"idf9ef215b7-CharOverride-2\"></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"></span><span class=\"idf9ef215b7-CharOverride-71\"></span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span><span class=\"idf9ef215b7-CharOverride-4\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">112.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">113.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">114.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">115.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B) \t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">116.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(B)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">117.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span><span class=\"idf9ef215b7-CharOverride-6\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">118.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)</span><span class=\"idf9ef215b7-CharOverride-4\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">119.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">120.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span></div>",
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            "original_raw_text": "(A) 112. (A)\t113. (A) 114. (A)\t115. (B) \t116. (B)\t117. (A) 118. (B) 119. (A)\t120. (C)",
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            "source_number": "111",
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          "sequence_no": 102,
          "question_text": "<div class=\"Normal idf9ef215b7-ParaOverride-110\"><span class=\"idf9ef215b7-CharOverride-4\"></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"></span><span class=\"idf9ef215b7-CharOverride-71\"></span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">122.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">123.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span><span class=\"idf9ef215b7-CharOverride-21\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">124.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(B)<span class=\"idf9ef215b7-CharOverride-23\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">125.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(B)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">126.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(B)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">127.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(C)<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">\t128.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(B)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">129.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(D)<span class=\"idf9ef215b7-CharOverride-21\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">130.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(D)</div>",
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            "source_number": "121",
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          "sequence_no": 103,
          "question_text": "<div class=\"Normal idf9ef215b7-ParaOverride-110\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"></span><span class=\"idf9ef215b7-CharOverride-71\"></span>(D)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">132.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(A)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">133.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(C)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">134.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(A)<span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">135.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">136.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(A)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">137.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(A)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">138.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">139.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">140.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)</span></div>",
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            "source_number": "131",
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          "sequence_no": 104,
          "question_text": "<div class=\"Normal idf9ef215b7-ParaOverride-110\"><span class=\"idf9ef215b7-CharOverride-2\"></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"></span><span class=\"idf9ef215b7-CharOverride-71\"></span>(C)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">142.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">143.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">144.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">145.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)</span><span class=\"idf9ef215b7-CharOverride-58\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">146.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">147.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">148.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">149.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">150.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)</span></div>",
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          "sequence_no": 105,
          "question_text": "<div class=\"Normal idf9ef215b7-ParaOverride-110\"><span class=\"idf9ef215b7-CharOverride-2\"></span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"></span><span class=\"idf9ef215b7-CharOverride-71\"></span><span class=\"idf9ef215b7-CharOverride-2\">(D)\t</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">152.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(B)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">153.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(A)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">154.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(D)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">155.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(C)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">156.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(D)\t<span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">157.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span>(C)<span class=\"Biology-Character-Style-1_English idf9ef215b7-CharOverride-16\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">158.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">159.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">160.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">161.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">162.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">163.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">164.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">165.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">166.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">167.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">168.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">169.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">170.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">171.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">172.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">173.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">174.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">175.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">176.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span> <span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">177.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span><span class=\"Normal-English\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">178.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">\t179.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span><span class=\"Normal-English\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">180.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">181.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span><span class=\"Normal-English\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">182.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)</span><span class=\"Normal-English\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">183.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span><span class=\"Normal-English\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">184.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(D)</span><span class=\"Normal-English\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">185.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span><span class=\"Normal-English\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">186.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)</span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">187.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(A)</span><span class=\"Normal-English\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">188.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)</span><span class=\"Normal-English\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">189.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(B)</span><span class=\"Normal-English\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">190.</span><span class=\"idf9ef215b7-CharOverride-71\"> </span><span class=\"idf9ef215b7-CharOverride-2\">(C)</span></div>",
          "answer_text": "",
          "type": "MCQ",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 1,
            "original_raw_text": "(D)\t152. (B)\t153. (A)\t154. (D)\t155. (C)\t156. (D)\t157. (C) 158. (A) 159. (A) 160. (A) 161. (C) 162. (D) 163. (D) 164. (A) 165. (B) 166. (A) 167. (C) 168. (A) 169. (A) 170. (C) 171. (C) 172. (A) 173. (C) 174. (D) 175. (D) 176. (C) 177. (C) 178. (C)\t179. (C) 180. (A) 181. (A) 182. (B) 183. (A) 184. (D) 185. (C) 186. (B) 187. (A) 188. (B) 189. (B) 190. (C)",
            "section": "NCERT Textbook Based MCQs",
            "section_id": "1.9",
            "source_class": "Normal idf9ef215b7-ParaOverride-110",
            "source_html": "Chapter1",
            "source_number": "151",
            "needs_review": true,
            "needs_layout_review": true,
            "layout_review_reason": "question body is a consolidated answer key (NUMBER.(LETTER) pairs) — parse it into a number→letter map, not a question",
            "missing_answer": true,
            "needs_answer_review": true,
            "answer_review_reason": "options + correct option not detected"
          }
        }
      ]
    },
    {
      "section_id": "",
      "section_title": "Hints & Solutions",
      "heading_text": "",
      "detected_type": "SUB",
      "match_confidence": 0,
      "questions": [
        {
          "sequence_no": 106,
          "question_text": "Hint &amp; Solution (Q. 34–131)",
          "answer_text": "<div class=\"sol-line\"> <div class=\"Quest idf9ef215b7-ParaOverride-115\"><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"Chemistry-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-5\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-5\">m = <img style=\"height:3.12rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-245\" src=\"/index/41/chapters/1/img/Chapter1/255.png\"> </span><span class=\"idf9ef215b7-CharOverride-84\"></span><span class=\"idf9ef215b7-CharOverride-5\"> <img style=\"height:3.12rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-284\" src=\"/index/41/chapters/1/img/Chapter1/256.png\"> </span></div>\n<div class=\"Normal idf9ef215b7-ParaOverride-11\">\t   = <img style=\"height:3.04rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-244\" src=\"/index/41/chapters/1/img/Chapter1/257.png\"> <span class=\"idf9ef215b7-CharOverride-59\"></span> <img style=\"height:3.04rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-250\" src=\"/index/41/chapters/1/img/Chapter1/258.png\"></div>\n<div class=\"Normal\">\t\t\t= 10.71 m </div></div>\n<div class=\"sol-line\"></div>",
          "type": "SUB",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/255.png",
              "position": "answer",
              "context": "34. m = "
            },
            {
              "id": "img-1",
              "path": "Chapter1/256.png",
              "position": "answer",
              "context": "34. m = "
            },
            {
              "id": "img-2",
              "path": "Chapter1/257.png",
              "position": "answer",
              "context": "= "
            },
            {
              "id": "img-3",
              "path": "Chapter1/258.png",
              "position": "answer",
              "context": "= "
            },
            {
              "id": "img-0",
              "path": "Chapter1/259.png",
              "position": "answer",
              "context": "35. ppm\t="
            },
            {
              "id": "img-1",
              "path": "Chapter1/260.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-0105-171657.png",
              "position": "answer",
              "context": "∴ [H + ] = M"
            },
            {
              "id": "img-0",
              "path": "Chapter1/261.png",
              "position": "answer",
              "context": "37. %W/W\t="
            },
            {
              "id": "img-1",
              "path": "Chapter1/262.png",
              "position": "answer",
              "context": "∴ w 2 ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/263.png",
              "position": "answer",
              "context": "= = 0.762 bar"
            },
            {
              "id": "img-0",
              "path": "Chapter1/264.png",
              "position": "answer",
              "context": "∴ p 0 B = = 140 mm"
            },
            {
              "id": "img-1",
              "path": "Chapter1/265.png",
              "position": "answer",
              "context": "52. Xx = Xy ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/266.png",
              "position": "answer",
              "context": "52. Xx = Xy ="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1213-122922.png",
              "position": "answer",
              "context": "= (80) + (60)"
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1213-123046.png",
              "position": "answer",
              "context": "= (80) + (60)"
            },
            {
              "id": "img-5",
              "path": "Chapter1/267.png",
              "position": "answer",
              "context": "Mole fraction of compound A ="
            },
            {
              "id": "img-6",
              "path": "Chapter1/268.png",
              "position": "answer",
              "context": "Mole  fraction of compound B ="
            },
            {
              "id": "img-7",
              "path": "Chapter1/266.png",
              "position": "answer",
              "context": "then, p total = 100 × + 80 ×"
            },
            {
              "id": "img-8",
              "path": "Chapter1/265.png",
              "position": "answer",
              "context": "then, p total = 100 × + 80 ×"
            },
            {
              "id": "img-9",
              "path": "Chapter1/271.png",
              "position": "answer",
              "context": "p 0 B = = 140 mm"
            },
            {
              "id": "img-10",
              "path": "Chapter1/EQ-0105-175233.png",
              "position": "answer",
              "context": "57. Moles of heptane\t= = 0.25"
            },
            {
              "id": "img-11",
              "path": "Chapter1/EQ-0105-175300.png",
              "position": "answer",
              "context": "Moles of octane\t= = 0.30"
            },
            {
              "id": "img-12",
              "path": "Chapter1/EQ-0105-175519.png",
              "position": "answer",
              "context": "χ hept. = = 0.45"
            },
            {
              "id": "img-13",
              "path": "Chapter1/272.png",
              "position": "answer",
              "context": "0.50 = K b ."
            },
            {
              "id": "img-14",
              "path": "Chapter1/273.png",
              "position": "answer",
              "context": "K b ="
            },
            {
              "id": "img-15",
              "path": "Chapter1/274.png",
              "position": "answer",
              "context": "= = M acetic acid"
            },
            {
              "id": "img-16",
              "path": "Chapter1/275.png",
              "position": "answer",
              "context": "Mol. wt. of 'X'\t="
            },
            {
              "id": "img-17",
              "path": "Chapter1/EQ-0201-115309.png",
              "position": "answer",
              "context": "K f ⋅ = 2.8 ° C"
            },
            {
              "id": "img-18",
              "path": "Chapter1/EQ-0201-115358.png",
              "position": "answer",
              "context": "w 2 = = 93 g"
            },
            {
              "id": "img-19",
              "path": "Chapter1/276.png",
              "position": "answer",
              "context": "83. π V = RT"
            },
            {
              "id": "img-20",
              "path": "Chapter1/277.png",
              "position": "answer",
              "context": "M ="
            },
            {
              "id": "img-21",
              "path": "Chapter1/278.png",
              "position": "answer",
              "context": "M = = 3.6 × 10 5"
            },
            {
              "id": "img-22",
              "path": "Chapter1/279.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-23",
              "path": "Chapter1/280.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-24",
              "path": "Chapter1/281.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-25",
              "path": "Chapter1/282.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-26",
              "path": "Chapter1/283.png",
              "position": "answer",
              "context": "∴ M = = 68.4 g.mol -1"
            },
            {
              "id": "img-27",
              "path": "Chapter1/284.png",
              "position": "answer",
              "context": "∴ C ="
            },
            {
              "id": "img-28",
              "path": "Chapter1/285.png",
              "position": "answer",
              "context": "89. π = = 2.06 atm"
            },
            {
              "id": "img-29",
              "path": "Chapter1/286.png",
              "position": "answer",
              "context": "Molality = ×"
            },
            {
              "id": "img-30",
              "path": "Chapter1/287.png",
              "position": "answer",
              "context": "Molality = ×"
            },
            {
              "id": "img-31",
              "path": "Chapter1/288.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-32",
              "path": "Chapter1/289.png",
              "position": "answer",
              "context": "= 4 × 1.86 × = 2.3 × 10 –2"
            },
            {
              "id": "img-33",
              "path": "Chapter1/290.png",
              "position": "answer",
              "context": "91. = ×"
            },
            {
              "id": "img-34",
              "path": "Chapter1/291.png",
              "position": "answer",
              "context": "91. = ×"
            },
            {
              "id": "img-35",
              "path": "Chapter1/292.png",
              "position": "answer",
              "context": "91. = ×"
            },
            {
              "id": "img-36",
              "path": "Chapter1/293.png",
              "position": "answer",
              "context": "= × ⇒"
            },
            {
              "id": "img-37",
              "path": "Chapter1/294.png",
              "position": "answer",
              "context": "= × ⇒"
            },
            {
              "id": "img-38",
              "path": "Chapter1/295.png",
              "position": "answer",
              "context": "= × ⇒"
            },
            {
              "id": "img-39",
              "path": "Chapter1/296.png",
              "position": "answer",
              "context": "m ="
            },
            {
              "id": "img-40",
              "path": "Chapter1/297.png",
              "position": "answer",
              "context": "94. Δ T b ="
            },
            {
              "id": "img-41",
              "path": "Chapter1/298.png",
              "position": "answer",
              "context": "∴ M 2 ="
            },
            {
              "id": "img-42",
              "path": "Chapter1/299.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-43",
              "path": "Chapter1/300.png",
              "position": "answer",
              "context": "95. Δ T f = i × k f × × 1000"
            },
            {
              "id": "img-44",
              "path": "Chapter1/301.png",
              "position": "answer",
              "context": "6\t= 2 × 1.86 × × 1"
            },
            {
              "id": "img-45",
              "path": "Chapter1/302.png",
              "position": "answer",
              "context": "n = = 1.62"
            },
            {
              "id": "img-46",
              "path": "Chapter1/303.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-47",
              "path": "Chapter1/304.png",
              "position": "answer",
              "context": "= ="
            },
            {
              "id": "img-48",
              "path": "Chapter1/305.png",
              "position": "answer",
              "context": "= ="
            },
            {
              "id": "img-49",
              "path": "Chapter1/306.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-50",
              "path": "Chapter1/303.png",
              "position": "answer",
              "context": "99. ="
            },
            {
              "id": "img-51",
              "path": "Chapter1/EQ-1218-143428.png",
              "position": "answer",
              "context": "99. ="
            },
            {
              "id": "img-52",
              "path": "Chapter1/EQ-1224-102313.png",
              "position": "answer",
              "context": "∴ 0.00713\t="
            },
            {
              "id": "img-53",
              "path": "Chapter1/308.png",
              "position": "answer",
              "context": "100. ΔT b = ;"
            },
            {
              "id": "img-54",
              "path": "Chapter1/309.png",
              "position": "answer",
              "context": "∴ ΔT b ="
            },
            {
              "id": "img-55",
              "path": "Chapter1/EQ-1224-110039.png",
              "position": "answer",
              "context": "k f ="
            },
            {
              "id": "img-56",
              "path": "Chapter1/310.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-57",
              "path": "Chapter1/311.png",
              "position": "answer",
              "context": "104. ΔT f ="
            },
            {
              "id": "img-58",
              "path": "Chapter1/312.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-59",
              "path": "Chapter1/313.png",
              "position": "answer",
              "context": "105. Moles of glucose = = 0.1"
            },
            {
              "id": "img-60",
              "path": "Chapter1/314.png",
              "position": "answer",
              "context": "Moles of H 2 O = = 9.9"
            },
            {
              "id": "img-61",
              "path": "Chapter1/315.png",
              "position": "answer",
              "context": "= X solute"
            },
            {
              "id": "img-62",
              "path": "Chapter1/316.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-63",
              "path": "Chapter1/317.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-64",
              "path": "Chapter1/318.png",
              "position": "answer",
              "context": "107. Δ T f ="
            },
            {
              "id": "img-65",
              "path": "Chapter1/319.png",
              "position": "answer",
              "context": "∴ 6\t="
            },
            {
              "id": "img-66",
              "path": "Chapter1/320.png",
              "position": "answer",
              "context": "109. M 2 ="
            },
            {
              "id": "img-67",
              "path": "Chapter1/321.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-68",
              "path": "Chapter1/322.png",
              "position": "answer",
              "context": "110. C\t= × × 1000"
            },
            {
              "id": "img-69",
              "path": "Chapter1/323.png",
              "position": "answer",
              "context": "110. C\t= × × 1000"
            },
            {
              "id": "img-70",
              "path": "Chapter1/324.png",
              "position": "answer",
              "context": "= mol/L"
            },
            {
              "id": "img-71",
              "path": "Chapter1/324.png",
              "position": "answer",
              "context": "π = × 0.082 × 423"
            },
            {
              "id": "img-72",
              "path": "Chapter1/EQ-0210-151511.png",
              "position": "answer",
              "context": "113. Mathematical statement of Raoult's Law for non-volatile…"
            },
            {
              "id": "img-73",
              "path": "Chapter1/EQ-0106-102543.png",
              "position": "answer",
              "context": "= = 0.1"
            },
            {
              "id": "img-74",
              "path": "Chapter1/EQ-0106-102659.png",
              "position": "answer",
              "context": "= = 5"
            },
            {
              "id": "img-75",
              "path": "Chapter1/EQ-0110-165226.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-76",
              "path": "Chapter1/EQ-0110-165206.png",
              "position": "answer",
              "context": "= = ≈ 0.0196 ≈ 0.02"
            },
            {
              "id": "img-77",
              "path": "Chapter1/EQ-0106-102857.png",
              "position": "answer",
              "context": "= = ≈ 0.0196 ≈ 0.02"
            },
            {
              "id": "img-0",
              "path": "Chapter1/326.png",
              "position": "answer",
              "context": "∴ ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/327.png",
              "position": "answer",
              "context": "∴ ="
            },
            {
              "id": "img-0",
              "path": "Chapter1/328.png",
              "position": "answer",
              "context": "π ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/329.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0210-151618.png",
              "position": "answer",
              "context": "126. Relative lowering in vapour pressure is equal to the mo…"
            },
            {
              "id": "img-0",
              "path": "Chapter1/330.png",
              "position": "answer",
              "context": "127. T b – T 0 b = K b "
            },
            {
              "id": "img-1",
              "path": "Chapter1/331.png",
              "position": "answer",
              "context": "∴ T b – 373\t="
            },
            {
              "id": "img-0",
              "path": "Chapter1/332.png",
              "position": "answer",
              "context": "130. Moles of H 2 O = = 5"
            },
            {
              "id": "img-1",
              "path": "Chapter1/333.png",
              "position": "answer",
              "context": "Moles of urea = = 0.1"
            },
            {
              "id": "img-2",
              "path": "Chapter1/334.png",
              "position": "answer",
              "context": "Relative lowering in vapour pressure \t="
            },
            {
              "id": "img-3",
              "path": "Chapter1/335.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-0",
              "path": "Chapter1/336.png",
              "position": "answer",
              "context": "131. ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/337.png",
              "position": "answer",
              "context": "131. ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-0106-110101.png",
              "position": "answer",
              "context": "∆ T b = 0.170 × ≈ 0.0468 o C"
            },
            {
              "id": "img-3",
              "path": "Chapter1/338.png",
              "position": "answer",
              "context": "137. Δ T f ="
            },
            {
              "id": "img-4",
              "path": "Chapter1/339.png",
              "position": "answer",
              "context": "0.74\t="
            },
            {
              "id": "img-5",
              "path": "Chapter1/340.png",
              "position": "answer",
              "context": "α ="
            },
            {
              "id": "img-6",
              "path": "Chapter1/341.png",
              "position": "answer",
              "context": "∴  α ="
            },
            {
              "id": "img-7",
              "path": "Chapter1/EQ-1225-113946.png",
              "position": "answer",
              "context": "140."
            },
            {
              "id": "img-8",
              "path": "Chapter1/342.png",
              "position": "answer",
              "context": "= 1.9 × 1.86 ×"
            },
            {
              "id": "img-9",
              "path": "Chapter1/343.png",
              "position": "answer",
              "context": "= = 3.53 o C"
            },
            {
              "id": "img-10",
              "path": "Chapter1/345.png",
              "position": "answer",
              "context": "142. Δ T f = i . K f"
            },
            {
              "id": "img-11",
              "path": "Chapter1/346.png",
              "position": "answer",
              "context": "2 = i × 1.72 ×"
            },
            {
              "id": "img-12",
              "path": "Chapter1/347.png",
              "position": "answer",
              "context": "∴ i = = 0.5"
            },
            {
              "id": "img-13",
              "path": "Chapter1/348.png",
              "position": "answer",
              "context": "143. M\t="
            },
            {
              "id": "img-14",
              "path": "Chapter1/349.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-15",
              "path": "Chapter1/EQ-0122-142401.png",
              "position": "answer",
              "context": "="
            },
            {
              "id": "img-16",
              "path": "Chapter1/EQ-1225-112648.png",
              "position": "answer",
              "context": "X\t="
            },
            {
              "id": "img-17",
              "path": "Chapter1/EQ-1225-112722.png",
              "position": "answer",
              "context": "X\t= = 0.92"
            },
            {
              "id": "img-18",
              "path": "Chapter1/350.png",
              "position": "answer",
              "context": " α ="
            },
            {
              "id": "img-19",
              "path": "Chapter1/351.png",
              "position": "answer",
              "context": "∴ 1\t="
            },
            {
              "id": "img-20",
              "path": "Chapter1/EQ-1225-135703.png",
              "position": "answer",
              "context": "152. Ba (NO 3 ) 2 Ba 2+ +"
            },
            {
              "id": "img-21",
              "path": "Chapter1/EQ-1225-135615.png",
              "position": "answer",
              "context": "152. Ba (NO 3 ) 2 Ba 2+ +"
            },
            {
              "id": "img-22",
              "path": "Chapter1/352.png",
              "position": "answer",
              "context": "α = ="
            },
            {
              "id": "img-23",
              "path": "Chapter1/353.png",
              "position": "answer",
              "context": "α = ="
            },
            {
              "id": "img-24",
              "path": "Chapter1/EQ-0106-112204.png",
              "position": "answer",
              "context": "156. π = iCRT ⇒ π = i RT"
            },
            {
              "id": "img-25",
              "path": "Chapter1/EQ-0110-170248.png",
              "position": "answer",
              "context": "0.5 = 2.47 × 0.0821× 300"
            },
            {
              "id": "img-26",
              "path": "Chapter1/354.png",
              "position": "answer",
              "context": "182. (i) m\t="
            },
            {
              "id": "img-27",
              "path": "Chapter1/355.png",
              "position": "answer",
              "context": "="
            }
          ],
          "tables": [],
          "metadata": {
            "answer_source": "solution_reference_block",
            "is_solution_block": true,
            "merged_count": 12,
            "section": "Hints & Solutions",
            "section_id": "",
            "source_class": "Quest idf9ef215b7-ParaOverride-115",
            "marks": 0
          }
        }
      ]
    },
    {
      "section_id": "1.12",
      "section_title": "Case Study Based Q & A",
      "heading_text": "",
      "detected_type": "CS",
      "match_confidence": 0,
      "questions": [
        {
          "sequence_no": 107,
          "question_text": "<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">At </span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-GB\">a</span> certain temperature every pure liquid has a certain vapour pressure. But when a solid or liquid solute is added to it, its vapour pressure changes.  colligative properties for the vapour pressure of solutions were studied in 1986 by F. M. Raoult and the rule given by him is called Raoult's law. When both the solute and the solvent are liquids, their own vapour pressures are called their partial pressures. It depends on the mole fraction of the component present in the solution. If both the liquid components in the solution are not equally volatile, their mole fractions are diﬀerent in the vapour state than in the solution state. If the solute is a solid, the vapour pressure of the solution is lower than that of the pure solvent. This decrease is called relative decrease in vapour pressure. The relative decrease in vapour pressure is proportional to the mole fraction of solute in the solution. This rule is useful for calculating the molecular mass of a solute.</div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">The vapour pressures of pure components A and B at a certain temperature are 108 and 36 torr respectively. What will be the vapour pressure of solution of equal moles of components A and B in solution?</span><span class=\"idf9ef215b7-CharOverride-95\"> </span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">What will be mole fraction of component B in vapour phase?</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(iii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">The vapour pressure of a solvent decreased by 10 mm Hg when a non-volatile solute was added to the solvent. The mole fraction of the solute in  the solution is 0.2. What should be the mole fraction of the solvent if the decrease in vapour pressure is to be 20 mm Hg?</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(iv)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">The vapour pressure of pure liquid A is 10 torr and at the same temperature when 1 g solid<br>B is dissolved in 20 g of A , its vapour pressure is reduced to 9.0 torr. If the molecular mass of A is 200 amu, then the molecular mass of B is :</span></div>",
          "answer_text": "<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-28\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">72 torr</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-28\"><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">P</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">T</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">= P</span><span class=\"Normal-English idf9ef215b7-CharOverride-97\" lang=\"en-US\">°</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">A</span><span class=\"Normal-English idf9ef215b7-CharOverride-77\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">A </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">+</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">P</span><span class=\"Normal-English idf9ef215b7-CharOverride-97\" lang=\"en-US\">°</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">B</span><span class=\"Normal-English idf9ef215b7-CharOverride-77\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">B</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-19\"><span class=\"Normal-English\" lang=\"en-US\">P</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">T</span><span class=\"Normal-English\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\">= </span><span class=\"Normal-English\" lang=\"en-US\">(108 × 0.5) + (36 × 0.5)</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\" lang=\"en-US\">P</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">T</span><span class=\"Normal-English\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\">= </span><span class=\"Normal-English\" lang=\"en-US\">54 + 18</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\" lang=\"en-US\">\t= </span><span class=\"Normal-English\" lang=\"en-US\">72 torr</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">0.25</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-46\"><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">Y</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">B</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">= <img style=\"height:3.12rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-364\" src=\"/index/41/chapters/1/img/Chapter1/357.png\"> = <img style=\"height:3.2rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-365\" src=\"/index/41/chapters/1/img/Chapter1/358.png\"></span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-4\"><span class=\"Normal-English\" lang=\"en-US\">\t= </span><span class=\"Normal-English\" lang=\"en-US\"><img style=\"height:1.94rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-366\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-101738.png\"> = <img style=\"height:1.6rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-327\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-101800.png\"></span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\" lang=\"en-US\">\t= 0.25</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">0.6</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-28\"><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-67\" lang=\"en-US\">∆</span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">P </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">= P</span><span class=\"Normal-English idf9ef215b7-CharOverride-77\" lang=\"en-US\">°</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> × </span><span class=\"Normal-English idf9ef215b7-CharOverride-77\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">solute</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-4\"><span class=\"Normal-English\" lang=\"en-US\">P</span><span class=\"Normal-English idf9ef215b7-CharOverride-86\" lang=\"en-US\">°</span><span class=\"Normal-English\" lang=\"en-US\"> = <img style=\"height:1.6rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-367\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-102153.png\"> = 50 mm HG</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-28\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English\" lang=\"en-US\"> </span></span><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-67\" lang=\"en-US\">∆</span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">P </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">= P</span><span class=\"Normal-English idf9ef215b7-CharOverride-77\" lang=\"en-US\">°</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> × </span><span class=\"Normal-English idf9ef215b7-CharOverride-77\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">New solute</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-11\"><span class=\"Normal-English idf9ef215b7-CharOverride-86\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">New solute </span><span class=\"Normal-English\" lang=\"en-US\">=</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> <img style=\"height:1.6rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-368\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-102327.png\"> </span><span class=\"Normal-English\" lang=\"en-US\">= 0.4</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-11\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">∴</span><span class=\"Normal-English\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-86\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">solute </span><span class=\"Normal-English\" lang=\"en-US\">+</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-86\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">solvent</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\">=</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\">1 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">⇒</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-86\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">sol</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">vent </span><span class=\"Normal-English\" lang=\"en-US\">= 1 – 0.4 = 0.6</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iv)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">90 a.m.u.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-88\"><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"><img style=\"height:3.2rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-369\" src=\"/index/41/chapters/1/img/Chapter1/359.png\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">= </span><span class=\"Normal-English idf9ef215b7-CharOverride-77\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">B</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-112\"><span class=\"Normal-English\" lang=\"en-US\"><img style=\"height:2.7rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-370\" src=\"/index/41/chapters/1/img/Chapter1/360.png\"> = </span><span class=\"Normal-English idf9ef215b7-CharOverride-86\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">B</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">⇒</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-86\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">B </span><span class=\"Normal-English\" lang=\"en-US\">= 0.1</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-11\"><span class=\"Normal-English\" lang=\"en-US\">n</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">A</span><span class=\"Normal-English\" lang=\"en-US\"> = <img style=\"height:1.6rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-371\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-103302.png\"> </span><span class=\"Normal-English\" lang=\"en-US\">= 0.1 mol</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-19\"><span class=\"Normal-English\" lang=\"en-US\">n</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">B</span><span class=\"Normal-English\" lang=\"en-US\"> = </span><span class=\"Normal-English\" lang=\"en-US\"><img style=\"height:1.77rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-372\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-103411.png\"></span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-132\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">∴</span><span class=\"Normal-English\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-86\" lang=\"en-US\">χ</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">B</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\">=</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\"><img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-201\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-103641.png\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">⇒ <img style=\"height:3.2rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-373\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-103735.png\"> = 0.1</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-11\"><span class=\"Normal-English\" lang=\"en-US\"><img style=\"height:1.77rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-372\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-103411.png\"> = 0.1 </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\"> </span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\" lang=\"en-US\">M</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">B</span><span class=\"Normal-English\" lang=\"en-US\"> = <img style=\"height:1.6rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-287\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-103948.png\"> = 90</span></div>",
          "type": "CS",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/357.png",
              "position": "answer",
              "context": "Y B = ="
            },
            {
              "id": "img-1",
              "path": "Chapter1/358.png",
              "position": "answer",
              "context": "Y B = ="
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-0206-101738.png",
              "position": "answer",
              "context": "= ="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-0206-101800.png",
              "position": "answer",
              "context": "= ="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-0206-102153.png",
              "position": "answer",
              "context": "P ° = = 50 mm HG"
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-0206-102327.png",
              "position": "answer",
              "context": "χ New solute = = 0.4"
            },
            {
              "id": "img-6",
              "path": "Chapter1/359.png",
              "position": "answer",
              "context": "= χ B"
            },
            {
              "id": "img-7",
              "path": "Chapter1/360.png",
              "position": "answer",
              "context": "= χ B ⇒ χ B = 0.1"
            },
            {
              "id": "img-8",
              "path": "Chapter1/EQ-0206-103302.png",
              "position": "answer",
              "context": "n A = = 0.1 mol"
            },
            {
              "id": "img-9",
              "path": "Chapter1/EQ-0206-103411.png",
              "position": "answer",
              "context": "n B ="
            },
            {
              "id": "img-10",
              "path": "Chapter1/EQ-0206-103641.png",
              "position": "answer",
              "context": "∴ χ B = ⇒ = 0.1"
            },
            {
              "id": "img-11",
              "path": "Chapter1/EQ-0206-103735.png",
              "position": "answer",
              "context": "∴ χ B = ⇒ = 0.1"
            },
            {
              "id": "img-12",
              "path": "Chapter1/EQ-0206-103411.png",
              "position": "answer",
              "context": "= 0.1"
            },
            {
              "id": "img-13",
              "path": "Chapter1/EQ-0206-103948.png",
              "position": "answer",
              "context": "M B = = 90"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " At a certain temperature every pure liquid has a certain vapour pressure. But when a solid or liquid solute is added to it, its vapour pressure changes.  colligative properties for the vapour pressure of solutions were studied in 1986 by F. M. Raoult and the rule given by him is called Raoult's law. When both the solute and the solvent are liquids, their own vapour pressures are called their partial pressures. It depends on the mole fraction of the component present in the solution. If both the liquid components in the solution are not equally volatile, their mole fractions are diﬀerent in th",
            "section": "Case Study Based Q & A",
            "section_id": "1.12",
            "source_class": "Question_S2-to-S4_Que_Casestudy_01",
            "source_html": "Chapter1",
            "sub_questions": [
              {
                "answer": "72 torr\nP T = P ° A χ A + P ° B χ B\nP T = (108 × 0.5) + (36 × 0.5)\nP T = 54 + 18\n= 72 torr",
                "label": "(i)",
                "question": "The vapour pressures of pure components A and B at a certain temperature are 108 and 36 torr respectively. What will be the vapour pressure of solution of equal moles of components A and B in solution?"
              },
              {
                "answer": "0.25\nY B = =\n= =\n= 0.25",
                "label": "(ii)",
                "question": "What will be mole fraction of component B in vapour phase?"
              },
              {
                "answer": "0.6\n∆ P = P ° × χ solute\nP ° = = 50 mm HG\n∆ P = P ° × χ New solute\nχ New solute = = 0.4\n∴ χ solute + χ solvent = 1 ⇒ χ sol vent = 1 – 0.4 = 0.6",
                "label": "(iii)",
                "question": "The vapour pressure of a solvent decreased by 10 mm Hg when a non-volatile solute was added to the solvent. The mole fraction of the solute in the solution is 0.2. What should be the mole fraction of the solvent if the decrease in vapour pressure is to be 20 mm Hg?"
              },
              {
                "answer": "90 a.m.u.\n= χ B\n= χ B ⇒ χ B = 0.1\nn A = = 0.1 mol\nn B =\n∴ χ B = ⇒ = 0.1\n= 0.1\nM B = = 90",
                "label": "(iv)",
                "question": "The vapour pressure of pure liquid A is 10 torr and at the same temperature when 1 g solid\nB is dissolved in 20 g of A , its vapour pressure is reduced to 9.0 torr. If the molecular mass of A is 200 amu, then the molecular mass of B is :"
              }
            ]
          }
        },
        {
          "sequence_no": 108,
          "question_text": "<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">Ideal </span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-GB\">s</span>olutions follow Raoult's law while non-ideal solutions do not follow Raoult's law. Similarly, volume and enthalpy do not change when ideal solutions are mixed, whereas for non-ideal solutions these properties vary depending on their characteristics. Non-ideal solutions can be classiﬁed into two forms, positive deviation and negative deviation. At particular composition both solutions form an azeotropic mixture.</div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Which of the following is not correct for ideal solution?</span></div>\n<div class=\"MCQ-2 idf9ef215b7-ParaOverride-133\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-98\">(A) </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∆</span><span class=\"Normal-English\">S</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">mix</span><span class=\"Normal-English\"> = 0\t</span><span class=\"idf9ef215b7-CharOverride-98\">(B)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∆</span><span class=\"Normal-English\">V</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">mix</span><span class=\"Normal-English\"> = 0</span></div>\n<div class=\"MCQ-2 idf9ef215b7-ParaOverride-133\"><span class=\"idf9ef215b7-CharOverride-98\">\t(C)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∆</span><span class=\"Normal-English\">H</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">mix</span><span class=\"Normal-English\"> = 0\t(D) It follows Raoult's law</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">In an azeotropic mixture option of HCl and H</span><span class=\"idf9ef215b7-CharOverride-64\">2</span><span class=\"idf9ef215b7-CharOverride-15\">O is:</span></div>\n<div class=\"MCQ-2 idf9ef215b7-ParaOverride-133\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-98\">(A) </span><span class=\"idf9ef215b7-CharOverride-98\">48% HCl\t(B) 22.2% HCl</span></div>\n<div class=\"MCQ-2 idf9ef215b7-ParaOverride-133\"><span class=\"idf9ef215b7-CharOverride-98\">\t(C)</span><span class=\"idf9ef215b7-CharOverride-98\"> 36% HCl\t(D) 20.2</span><span class=\"idf9ef215b7-CharOverride-98\">% HCl</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(iii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Which of the following did not show a positive deviation from Raoult's law?</span></div>\n<div class=\"MCQ-2 idf9ef215b7-ParaOverride-133\"><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-98\">(A) Benzene-chloroform  </span></div>\n<div class=\"MCQ-2 idf9ef215b7-ParaOverride-133\"><span class=\"idf9ef215b7-CharOverride-98\">\t(B) Benzene-acetone</span></div>\n<div class=\"MCQ-2 idf9ef215b7-ParaOverride-134\"><span class=\"idf9ef215b7-CharOverride-98\">\t(C) Benzene-ethanol       </span></div>\n<div class=\"MCQ-2 idf9ef215b7-ParaOverride-134\"><span class=\"idf9ef215b7-CharOverride-98\">\t(D) Benzene-carbon tetrachloride</span></div>",
          "answer_text": "<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">(A) </span><span class=\"Normal-English idf9ef215b7-CharOverride-67\">∆</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">S</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\">mix</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> = 0</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">For </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-73\" lang=\"en-US\">a process to occur spontaneously, the Entropy of mixing (ΔSmix) must always be positive ( &gt; 0).</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">(D)</span><span class=\"idf9ef215b7-CharOverride-69\"> 20.2% HCl</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">Hydrochloric </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-73\" lang=\"en-US\">acid (HCl) and water (H</span><span class=\"Normal-English idf9ef215b7-CharOverride-74\" lang=\"en-US\">2</span><span class=\"Normal-English idf9ef215b7-CharOverride-73\" lang=\"en-US\">O) form a maximum boiling azeotrope. This occurs when a solution shows a large negative deviation from Raoult's Law.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-22\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\tThe </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-73\" lang=\"en-US\">specific composition that boils at a constant temperature (approx. 108.6°C) is 20.2% HCl and 79.8% water by mass.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-22\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\tAt </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-73\" lang=\"en-US\">this point, the liquid phase and vapor phase have the exact same composition, making it impossible to separate them further by simple distillation.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">(A) </span><span class=\"idf9ef215b7-CharOverride-69\">Benzene-chloroform</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-50\" lang=\"en-US\">Benzene-Chloroform: </span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-US\">In this specific mixture, there is a slight interaction between the π-electrons of the benzene ring and the acidic hydrogen of chloroform (CHCl</span><span class=\"idf9ef215b7-CharOverride-74\" lang=\"en-US\">3</span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-US\">). Because the A−B forces are stronger, the molecules are less likely to escape into the vapor phase, resulting in a lower vapor pressure (negative deviation).</span></div>",
          "type": "CS",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Ideal solutions follow Raoult's law while non-ideal solutions do not follow Raoult's law. Similarly, volume and enthalpy do not change when ideal solutions are mixed, whereas for non-ideal solutions these properties vary depending on their characteristics. Non-ideal solutions can be classiﬁed into two forms, positive deviation and negative deviation. At particular composition both solutions form an azeotropic mixture.\n(i) Which of the following is not correct for ideal solution?\n (A) ∆Smix = 0\t(B) ∆Vmix = 0\n\t(C) ∆Hmix = 0\t(D) It follows Raoult's law\n(ii) In an azeotropic mixture option of HCl",
            "section": "Case Study Based Q & A",
            "section_id": "1.12",
            "source_class": "Question_S2-to-S4_Que_Casestudy_01 idf9ef215b7-ParaOverride-42",
            "source_html": "Chapter1",
            "sub_questions": [
              {
                "answer": "(A) ∆ S mix = 0\nFor a process to occur spontaneously, the Entropy of mixing (ΔSmix) must always be positive ( > 0).",
                "label": "(i)",
                "question": "Which of the following is not correct for ideal solution?\n(A) ∆ S mix = 0 (B) ∆ V mix = 0\n(C) ∆ H mix = 0 (D) It follows Raoult's law"
              },
              {
                "answer": "(D) 20.2% HCl\nHydrochloric acid (HCl) and water (H 2 O) form a maximum boiling azeotrope. This occurs when a solution shows a large negative deviation from Raoult's Law.\nThe specific composition that boils at a constant temperature (approx. 108.6°C) is 20.2% HCl and 79.8% water by mass.\nAt this point, the liquid phase and vapor phase have the exact same composition, making it impossible to separate them further by simple distillation.",
                "label": "(ii)",
                "question": "In an azeotropic mixture option of HCl and H 2 O is:\n(A) 48% HCl (B) 22.2% HCl\n(C) 36% HCl (D) 20.2 % HCl"
              },
              {
                "answer": "(A) Benzene-chloroform\nBenzene-Chloroform: In this specific mixture, there is a slight interaction between the π-electrons of the benzene ring and the acidic hydrogen of chloroform (CHCl 3 ). Because the A−B forces are stronger, the molecules are less likely to escape into the vapor phase, resulting in a lower vapor pressure (negative deviation).",
                "label": "(iii)",
                "question": "Which of the following did not show a positive deviation from Raoult's law?\n(A) Benzene-chloroform\n(B) Benzene-acetone\n(C) Benzene-ethanol\n(D) Benzene-carbon tetrachloride"
              }
            ]
          }
        },
        {
          "sequence_no": 109,
          "question_text": "<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">Pure </span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-GB\">Sol</span>vent when a solute is added to form a homogeneous solution, the properties of the pure solvent such as boiling point, freezing point and vapour pressure etc. change. All these properties are called Colligative properties. Colligative properties are very useful in everyday life. For example, a mixture of ethylene glycol and water in vehicle radiators is useful as an anti-freezing agent. </div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">Solution </span>M is made by mixing the given ethanol with water. The ethanol mole-fraction in this mixture is 0.9. </div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">Molal</span><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span>depression constant of water (K<span class=\"idf9ef215b7-CharOverride-21\">f</span> water) = 1.86 K. kg mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>, Molal  depression constant of ethanol (K<span class=\"idf9ef215b7-CharOverride-21\">f</span> ethanol) = 2.0 K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>, Molal elevation constant of water (K<span class=\"idf9ef215b7-CharOverride-21\">b</span> water) 0.52<br>K.kg.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>, Molal elevation constant of ethanol <br>(K<span class=\"idf9ef215b7-CharOverride-21\">b</span> ethanol) = 1.2 K.kg.mole<span class=\"idf9ef215b7-CharOverride-23\">–1</span>, Standard freezing point of water = 273K, Standard freezing point of ethanol = 155.7K Standard boiling point of water = 373K, Standard boiling point of ethanol = 351.5K, Vapour pressure of pure water = 32.8 mm Hg, Vapour pressure of pure ethanol = 40 mm Molecular mass of water = 18 g.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>, Molecular mass of ethanol = 46 g.mol<span class=\"idf9ef215b7-CharOverride-23\">–1</span>.</div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">Assuming</span><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span>the solvent is non-volatile and immiscible and the solution is dilute and ideal, answer the following questions:</div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">What will be the freezing point of solution M?</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">What will be the vapour for pressure of<br>solution M?</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(iii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">If water is added to solution M and mole-function of water in the solution is 0.9. What will be the boiling point of the solution?</span></div>",
          "answer_text": "<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-50\">150.9K</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-28\"><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">n</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">water</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">= 1 – 0.9 = 0.1 mol</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-4\"><span class=\"Normal-English\" lang=\"en-US\">W</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">ethenol</span><span class=\"Normal-English\" lang=\"en-US\"> = 0.9 × 46 = 41.4 gm = 0.0414 kg.</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-11\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">∆</span><span class=\"Normal-English\" lang=\"en-US\">T</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">g</span><span class=\"Normal-English\" lang=\"en-US\"> = Kg . m </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">⇒</span><span class=\"Normal-English\" lang=\"en-US\"> 2 × <img style=\"height:1.6rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-375\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-104827.png\"> = 4.83 K</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-4\"><span class=\"Normal-English\" lang=\"en-US\">T</span><span class=\"Normal-English idf9ef215b7-CharOverride-12\" lang=\"en-US\">f</span><span class=\"Normal-English\" lang=\"en-US\"> = T</span><span class=\"Normal-English idf9ef215b7-CharOverride-99\" lang=\"en-US\">°</span><span class=\"Normal-English idf9ef215b7-CharOverride-12\" lang=\"en-US\">f</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\">– </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">∆</span><span class=\"Normal-English\" lang=\"en-US\">T</span><span class=\"Normal-English idf9ef215b7-CharOverride-12\" lang=\"en-US\">f</span><span class=\"Normal-English\" lang=\"en-US\"> = 155.7 – 4.83 = 150.9 K</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-50\">36.0 mm Hg</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-9\"><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">P</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-97\" lang=\"en-US\">°</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">= 40 mm Hg, X = 0.9</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-11\"><span class=\"Normal-English\" lang=\"en-US\">P</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">s</span><span class=\"Normal-English\" lang=\"en-US\"> = P</span><span class=\"Normal-English idf9ef215b7-CharOverride-100\" lang=\"en-US\">°</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">C</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">2</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">H</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">5</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">OH</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">⋅</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\">X</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">C</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">2</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">H</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">5</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">OH</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-19\"><span class=\"Normal-English\" lang=\"en-US\">= 40 × 0.9</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-19\"><span class=\"Normal-English\" lang=\"en-US\">= 36.0 mm Hg</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-50\">376.2K</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-28\"><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">W</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">water</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">= 0.9 × 18 = 16.2g = 0.0162 Kg</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-11\"><span class=\"Normal-English\">n</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">Ethanol</span><span class=\"Normal-English\"> = </span><span class=\"Normal-English\">1 – 0.9 = 0.1 mol</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-4\"><span class=\"Normal-English idf9ef215b7-CharOverride-6\">m</span><span class=\"Normal-English\"> = <img style=\"height:1.6rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-375\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-105623.png\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">≈</span><span class=\"Normal-English\"> 6.173 mol / kg</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-4\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∆</span><span class=\"Normal-English\">T</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">b</span><span class=\"Normal-English\"> = K</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">b</span><span class=\"Normal-English\"> × m </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">⇒</span><span class=\"Normal-English\"> 0.52 × 6.173</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">\t\t= 3.2 K</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-4\"><span class=\"Normal-English\">T</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">b</span><span class=\"Normal-English\"> = T</span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">°</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">b</span><span class=\"Normal-English\"> × </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∆</span><span class=\"Normal-English\">T</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">b</span><span class=\"Normal-English\">\t= 373 + 3.2</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-4\"><span class=\"Normal-English\">\t\t= 376.2 K</span></div>",
          "type": "CS",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0206-104827.png",
              "position": "answer",
              "context": "∆ T g = Kg . m ⇒ 2 × = 4.83 K"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-0206-105623.png",
              "position": "answer",
              "context": "m = ≈ 6.173 mol / kg"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " Pure Solvent when a solute is added to form a homogeneous solution, the properties of the pure solvent such as boiling point, freezing point and vapour pressure etc. change. All these properties are called Colligative properties. Colligative properties are very useful in everyday life. For example, a mixture of ethylene glycol and water in vehicle radiators is useful as an anti-freezing agent. \n Solution M is made by mixing the given ethanol with water. The ethanol mole-fraction in this mixture is 0.9. \n Molal depression constant of water (Kf water) = 1.86 K. kg mol–1, Molal  depression const",
            "section": "Case Study Based Q & A",
            "section_id": "1.12",
            "source_class": "Question_S2-to-S4_Que_Casestudy_01",
            "source_html": "Chapter1",
            "sub_questions": [
              {
                "answer": "150.9K\nn water = 1 – 0.9 = 0.1 mol\nW ethenol = 0.9 × 46 = 41.4 gm = 0.0414 kg.\n∆ T g = Kg . m ⇒ 2 × = 4.83 K\nT f = T ° f – ∆ T f = 155.7 – 4.83 = 150.9 K",
                "label": "(i)",
                "question": "What will be the freezing point of solution M?"
              },
              {
                "answer": "36.0 mm Hg\nP ° = 40 mm Hg, X = 0.9\nP s = P ° C 2 H 5 OH ⋅ X C 2 H 5 OH\n= 40 × 0.9\n= 36.0 mm Hg",
                "label": "(ii)",
                "question": "What will be the vapour for pressure of\nsolution M?"
              },
              {
                "answer": "376.2K\nW water = 0.9 × 18 = 16.2g = 0.0162 Kg\nn Ethanol = 1 – 0.9 = 0.1 mol\nm = ≈ 6.173 mol / kg\n∆ T b = K b × m ⇒ 0.52 × 6.173\n= 3.2 K\nT b = T ° b × ∆ T b = 373 + 3.2\n= 376.2 K",
                "label": "(iii)",
                "question": "If water is added to solution M and mole-function of water in the solution is 0.9. What will be the boiling point of the solution?"
              }
            ]
          }
        },
        {
          "sequence_no": 110,
          "question_text": "<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">When </span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-GB\">an</span>y colligative property is calculated using any formula in electrolysis the experimental value is always greater than the theoretical value (the value obtained by calculation). Because electrolytes always dissociate in solution. Similarly, when  electrolytes is associated, (e.g., acetic acid in benzene) the experimental value of a colligative property is less than the theoretical value. Thus, the experimentally observed molecular mass diﬀers from the theoretical value. It is called abnormal molar mass. For all these cases the correction factor '<span class=\"Normal-English\">(</span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">i</span><span class=\"Normal-English\">)</span>' is introduced as the Van't Hoﬀ factor. If the value of the Van't Hoﬀ  factor <span class=\"Normal-English\">(</span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">i</span><span class=\"Normal-English\">)</span> is known, the degree of dissociation or  degree of association for the solute can be calculated.</div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Which of the following aqueous solution will have the highest freezing point?</span></div>\n<div class=\"MCQ-2 idf9ef215b7-ParaOverride-135\"><span class=\"idf9ef215b7-CharOverride-98\">(A) </span><span class=\"Normal-English\">0.1 M urea</span><span class=\"Normal-English\"> </span><span class=\"idf9ef215b7-CharOverride-98\">(B)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">0.1 M sucrose</span></div>\n<div class=\"MCQ-2 idf9ef215b7-ParaOverride-135\"><span class=\"idf9ef215b7-CharOverride-98\">(C)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">0.1 M AlCl</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">3</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"idf9ef215b7-CharOverride-98\">(D)</span><span class=\"idf9ef215b7-CharOverride-2\"> </span><span class=\"Normal-English\">0.1 M K</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">4</span><span class=\"Normal-English\"> [Fe(CN)</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">6</span><span class=\"Normal-English\">]</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-136\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">The boiling point of 0.1 molal K</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">4</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">[Fe(CN)</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">6</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">] solution will be (K</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">b</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\"> for water = 0.52 K.kg. mole</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-63\">–1</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">)</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(iii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">The Van't Hoff factor for </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">0.1</span><span class=\"idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">M,</span><span class=\"idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">Ba(NO</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">3</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-15\">)</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-66\">2 </span><span class=\"idf9ef215b7-CharOverride-15\">solution is 2.74. The degree of dissociation is:</span></div>",
          "answer_text": "<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-50\">(B) 0.1 M sucrose</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-77\" lang=\"en-US\">∆</span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">T</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">f</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-67\" lang=\"en-US\">a</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> The number of particles</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">NaCl </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-77\">→</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> Na</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\">+</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> + Cl</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\">–</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-77\">⇒</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-81\">i</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> = 2</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\tSucrose</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-67\">→</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> Non-electrolyte </span><span class=\"Normal-English idf9ef215b7-CharOverride-77\">⇒</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-81\">i</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> = 1</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\tAlCl</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">3</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-67\">→</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> Al</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\">3+</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> + 3Cl</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\">–</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-77\">⇒</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-81\">i</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> = 4</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-28\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\tK</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">u</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">[Fe(CN)</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\">6</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">]</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-67\">→</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> 4K</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\">+</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> + [Fe(CN)</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\">6</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">]</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\">4–</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-77\">⇒</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-81\">i</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> = 5</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-137\"><span class=\"Normal-English\">\tSince, sucrose produce the fewest particles<br></span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">⇒ </span><span class=\"Normal-English\">Highest freezing point.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-50\">100.26°C</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">K</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">4</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">[Fe(CN)</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\">6</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">] </span><span class=\"Normal-English idf9ef215b7-CharOverride-77\">→</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> 4K</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\">+</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> + [Fe(CN)</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\">6</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">]</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\">4–</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\tAssuming </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">100% dissociation</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English idf9ef215b7-CharOverride-6\">i</span><span class=\"Normal-English\"> = 4 + 1 = 5</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-19\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">∆</span><span class=\"Normal-English\">T</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">b</span><span class=\"Normal-English\"> = </span><span class=\"Normal-English idf9ef215b7-CharOverride-6\">i </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">⋅ </span><span class=\"Normal-English\">K</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">b</span><span class=\"Normal-English\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">⋅ </span><span class=\"Normal-English\">m </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">⇒</span><span class=\"Normal-English\"> 5 × 0.52 × 0.1 = 0.26</span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">°</span><span class=\"Normal-English\">C</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\">T</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\">b</span><span class=\"Normal-English\"> = 100</span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">°</span><span class=\"Normal-English\">C + 0.26</span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">°</span><span class=\"Normal-English\">C </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">⇒</span><span class=\"Normal-English\"> 100.26</span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">°</span><span class=\"Normal-English\">C</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iii)\t</span><span class=\"idf9ef215b7-CharOverride-50\">87%</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">Ba(NO</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">3</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">)</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">2</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-77\" lang=\"en-US\">→</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> Ba</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\" lang=\"en-US\">2+</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> + 2NO</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\" lang=\"en-US\">–</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">3</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\"> </span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-81\" lang=\"en-US\">i</span></span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">= 1 + </span><span class=\"Normal-English idf9ef215b7-CharOverride-75\" lang=\"en-US\">a</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> (n – 1)</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\">2.74 = </span><span class=\"Normal-English\">1 + </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">a</span><span class=\"Normal-English\"> (3 – 1)</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-28\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">a</span><span class=\"Normal-English\"> = <img style=\"height:1.6rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-376\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-112028.png\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-8\">⇒</span><span class=\"Normal-English\"> 0.87</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\">a</span><span class=\"Normal-English\"> = 87%</span></div>",
          "type": "CS",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-0206-112028.png",
              "position": "answer",
              "context": "a = ⇒ 0.87"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " When any colligative property is calculated using any formula in electrolysis the experimental value is always greater than the theoretical value (the value obtained by calculation). Because electrolytes always dissociate in solution. Similarly, when  electrolytes is associated, (e.g., acetic acid in benzene) the experimental value of a colligative property is less than the theoretical value. Thus, the experimentally observed molecular mass diﬀers from the theoretical value. It is called abnormal molar mass. For all these cases the correction factor '(i)' is introduced as the Van't Hoﬀ factor",
            "section": "Case Study Based Q & A",
            "section_id": "1.12",
            "source_class": "Question_S2-to-S4_Que_Casestudy_01",
            "source_html": "Chapter1",
            "sub_questions": [
              {
                "answer": "(B) 0.1 M sucrose\n∆ T f a The number of particles\nNaCl → Na + + Cl – ⇒ i = 2\nSucrose → Non-electrolyte ⇒ i = 1\nAlCl 3 → Al 3+ + 3Cl – ⇒ i = 4\nK u [Fe(CN) 6 ] → 4K + + [Fe(CN) 6 ] 4– ⇒ i = 5\nSince, sucrose produce the fewest particles\n⇒ Highest freezing point.",
                "label": "(i)",
                "question": "Which of the following aqueous solution will have the highest freezing point?\n(A) 0.1 M urea (B) 0.1 M sucrose\n(C) 0.1 M AlCl 3 (D) 0.1 M K 4 [Fe(CN) 6 ]"
              },
              {
                "answer": "100.26°C\nK 4 [Fe(CN) 6 ] → 4K + + [Fe(CN) 6 ] 4–\nAssuming 100% dissociation\ni = 4 + 1 = 5\n∆ T b = i ⋅ K b ⋅ m ⇒ 5 × 0.52 × 0.1 = 0.26 ° C\nT b = 100 ° C + 0.26 ° C ⇒ 100.26 ° C",
                "label": "(ii)",
                "question": "The boiling point of 0.1 molal K 4 [Fe(CN) 6 ] solution will be (K b for water = 0.52 K.kg. mole –1 )"
              },
              {
                "answer": "87%\nBa(NO 3 ) 2 → Ba 2+ + 2NO – 3\ni = 1 + a (n – 1)\n2.74 = 1 + a (3 – 1)\na = ⇒ 0.87\na = 87%",
                "label": "(iii)",
                "question": "The Van't Hoff factor for 0.1 M, Ba(NO 3 ) 2 solution is 2.74. The degree of dissociation is:"
              }
            ]
          }
        },
        {
          "sequence_no": 111,
          "question_text": "<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">A </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">pharmaceutical company is for mutating an 'Oral Rehydration Solution (ORS)' for dehydration treatment. ORS must be isotonic with human blood (osmotic pressure = 7.6 atm at 37°C) so that no harmful flow of water occurs across cell membranes.</span></div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">\tFor </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">one test batch, chemist dissolve the following in 500 ml of water: </span></div>\n<div class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-10\">18 g Glucose (molar mass = 180 g / mol)</div>\n<div class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-10\">0.90 g NaCl (molar mass = 58.5 g / mol)</div>\n<div class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-10\">0.75 g KCl (molar mass = 74.5 g / mol)</div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">Because </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">NaCl and KCl do not fully dissociate in real solution, their Van't Hoff factor (</span><span class=\"idf9ef215b7-CharOverride-101\" lang=\"en-GB\">i</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">) is taken as 1.9. The company want to determine whether this ORS sample is sufficiently isotonic to be safe for consumption.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Calculate the molarity of glucose in the solution.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Using the Van't Hoff factor calculate the effective molarity of NaCl and KCl.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(iii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Calculate the total osmotic pressure of the solution at 37°C.</span><span class=\"idf9ef215b7-CharOverride-5\"> </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">(R </span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-GB\">= 0.0821 </span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-GB\">atm</span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-GB\">K</span><span class=\"idf9ef215b7-CharOverride-76\" lang=\"en-GB\">–1</span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-GB\"> mol</span><span class=\"idf9ef215b7-CharOverride-76\" lang=\"en-GB\">–1</span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-GB\">)</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(iv)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Is this ORS sample isotonic with blood? Justify your answer with calculated values.</span></div>",
          "answer_text": "<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-9\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">Moles of Glucose = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-98\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1213-192928.png\"> = 0.10 mol</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-56\"><span class=\"Normal-English idf9ef215b7-CharOverride-67\" lang=\"en-US\">∴</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\tMolar</span><span class=\"Normal-English\" lang=\"en-US\">ity = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-201\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1213-193111.png\"> = 0.20 M</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">For NaCl\tFor KCl</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">NaCl\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-377\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1213-193236.png\">\tKCl\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-377\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1213-193601.png\"></span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t\t= 0.01538 mol\t\t= 0.01007 mol</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">Effective molarity\tEffective molarity</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-9\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-116\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1213-193249.png\"> × 1.9\t\t= <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-116\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1213-193626.png\"> × 1.9</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-3\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t\t= 0.058 M\t\t= 0.038 M</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">Total effective molarity</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\" lang=\"en-US\">= 0.20 + 0.058 + 0.038</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\" lang=\"en-US\">\t= 0.296 M</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\" lang=\"en-US\">Osmotic pressure (</span><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">π</span><span class=\"Normal-English\" lang=\"en-US\">)\t= MRT</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\" lang=\"en-US\">\t\t= 0.296 × 0.0821 × 310</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\" lang=\"en-US\">\t\t= 7.53 atm</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iv)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">Blood osmotic pressure = 7.6 atm</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">ORS = 7.53 atm </span><span class=\"Normal-English idf9ef215b7-CharOverride-67\" lang=\"en-US\">→</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> </span><span class=\"Normal-English\" lang=\"en-US\">very close, hence nearly isotonic</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English idf9ef215b7-CharOverride-8\" lang=\"en-US\">∴</span><span class=\"Normal-English\" lang=\"en-US\">\tSafe for hydration.</span></div>",
          "type": "CS",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1213-192928.png",
              "position": "answer",
              "context": "(i) Moles of Glucose = = 0.10 mol"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-1213-193111.png",
              "position": "answer",
              "context": "∴ Molar ity = = 0.20 M"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1213-193236.png",
              "position": "answer",
              "context": "NaCl\t= KCl\t="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1213-193601.png",
              "position": "answer",
              "context": "NaCl\t= KCl\t="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1213-193249.png",
              "position": "answer",
              "context": "= × 1.9\t\t= × 1.9"
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1213-193626.png",
              "position": "answer",
              "context": "= × 1.9\t\t= × 1.9"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " A pharmaceutical company is for mutating an 'Oral Rehydration Solution (ORS)' for dehydration treatment. ORS must be isotonic with human blood (osmotic pressure = 7.6 atm at 37°C) so that no harmful flow of water occurs across cell membranes.\n\tFor one test batch, chemist dissolve the following in 500 ml of water: \n18 g Glucose (molar mass = 180 g / mol)\n0.90 g NaCl (molar mass = 58.5 g / mol)\n0.75 g KCl (molar mass = 74.5 g / mol)\n Because NaCl and KCl do not fully dissociate in real solution, their Van't Hoff factor (i) is taken as 1.9. The company want to determine whether this ORS sample i",
            "section": "Case Study Based Q & A",
            "section_id": "1.12",
            "source_class": "Question_S2-to-S4_Que_Casestudy_01",
            "source_html": "Chapter1",
            "sub_questions": [
              {
                "answer": "Moles of Glucose = = 0.10 mol\n∴ Molar ity = = 0.20 M",
                "label": "(i)",
                "question": "Calculate the molarity of glucose in the solution."
              },
              {
                "answer": "For NaCl For KCl\nNaCl = KCl =\n= 0.01538 mol = 0.01007 mol\nEffective molarity Effective molarity\n= × 1.9 = × 1.9\n= 0.058 M = 0.038 M",
                "label": "(ii)",
                "question": "Using the Van't Hoff factor calculate the effective molarity of NaCl and KCl."
              },
              {
                "answer": "Total effective molarity\n= 0.20 + 0.058 + 0.038\n= 0.296 M\nOsmotic pressure ( π ) = MRT\n= 0.296 × 0.0821 × 310\n= 7.53 atm",
                "label": "(iii)",
                "question": "Calculate the total osmotic pressure of the solution at 37°C. (R = 0.0821 atm K –1 mol –1 )"
              },
              {
                "answer": "Blood osmotic pressure = 7.6 atm\nORS = 7.53 atm → very close, hence nearly isotonic\n∴ Safe for hydration.",
                "label": "(iv)",
                "question": "Is this ORS sample isotonic with blood? Justify your answer with calculated values."
              }
            ]
          }
        },
        {
          "sequence_no": 112,
          "question_text": "<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">A </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">chemical engineer is studying how a sparingly soluble salt, Ag</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">2</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">SO</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">4</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\"> behave when discharged in industrial wastewater. The solubility of the salt is temperature - dependent. At 25°C, the solubility of Ag</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">2</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">SO</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">4</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\"> is 1.42 g per litre, while at 40°C it rises to 2.10 g per litre.</span></div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">\tThe </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">dissociation of the salt is represented as:</span></div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">\tAg</span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-103\" lang=\"en-GB\">2 </span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\"><img style=\"height:1.1rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-379\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1213-194741.png\"></span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\"> 2Ag</span><span class=\"idf9ef215b7-CharOverride-104\" lang=\"en-GB\">+</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">(</span><span class=\"idf9ef215b7-CharOverride-105\" lang=\"en-GB\">aq</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">)</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\"> + <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-380\" src=\"/index/41/chapters/1/img/Chapter1/EQ-0206-174434.png\"></span></div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">\tThe </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">engineer must determine:</span></div>\n<div class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-10\">The solubility of <span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">Ag</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">2</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">SO</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">4</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\"> </span><span lang=\"en-GB\">in</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">mol/L.</span></div>\n<div class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-10\"><span lang=\"en-GB\">The</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">solubility</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">product</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">(K</span><span class=\"idf9ef215b7-CharOverride-21\" lang=\"en-GB\">sp</span><span lang=\"en-GB\">).</span></div>\n<div class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-10\"><span lang=\"en-GB\">Whether</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">precipitation</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">will</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">occur</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">in</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">waste</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">water.</span></div>\n<div class=\"Body-text-for-Q---A-copy-2 idf9ef215b7-ParaOverride-10\"><span lang=\"en-GB\">How</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">temperature</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">influences</span><span lang=\"en-GB\"> </span><span lang=\"en-GB\">solubility.</span></div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">\tMolar </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">mass of Ag</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">2</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">SO</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">4</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\"> = 312 g/mol</span></div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">\tThe </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">factory wastewater at one outlet contain:</span></div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">\t[Ag</span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-106\" lang=\"en-GB\">+</span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">]\t</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">= 0.015 M</span></div>\n<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">\t[SO</span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-103\" lang=\"en-GB\">4</span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-106\" lang=\"en-GB\">2–</span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">]\t</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">= 0.004 M</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Calculate the solubility (s) of Ag</span><span class=\"idf9ef215b7-CharOverride-64\">2</span><span class=\"idf9ef215b7-CharOverride-15\">SO</span><span class=\"idf9ef215b7-CharOverride-64\">4</span><span class=\"idf9ef215b7-CharOverride-15\"> in mol / L at 25°C.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Using the dissociation formula, calculate the K</span><span class=\"idf9ef215b7-CharOverride-64\">sp</span><span class=\"idf9ef215b7-CharOverride-15\"> of Ag</span><span class=\"idf9ef215b7-CharOverride-64\">2</span><span class=\"idf9ef215b7-CharOverride-15\">SO</span><span class=\"idf9ef215b7-CharOverride-64\">4</span><span class=\"idf9ef215b7-CharOverride-15\"> at 25°C.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(iii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Calculate the ion product (Q) for waste water and determine whether precipitation will occur.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-53\" lang=\"en-US\">(iv)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-15\">Explain why the solubility increases when temperature increases to 40°C.</span></div>",
          "answer_text": "<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-14\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(i)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">Solubility\t(s) = <img style=\"height:1.52rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-381\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1213-195712.png\"> = <img style=\"height:1.69rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-377\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1213-195721.png\"></span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t\t(s) = 4.55 × 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\" lang=\"en-US\">–3</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> mol/L</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(ii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">Ag</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">2<img style=\"height:1.35rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-378\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1213-194710.png\"> <img style=\"height:1.1rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-379\" src=\"/index/41/chapters/1/img/Chapter1/EQ-1213-194741.png\"></span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\"> 2Ag</span><span class=\"idf9ef215b7-CharOverride-104\" lang=\"en-GB\">+</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">+\tSO</span><span class=\"idf9ef215b7-CharOverride-102\" lang=\"en-GB\">4</span><span class=\"idf9ef215b7-CharOverride-104\" lang=\"en-GB\">2–</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">(2s)\t\t</span></span><span class=\"Normal-English idf9ef215b7-CharOverride-15\">(s)</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"idf9ef215b7-CharOverride-8\">\t\t↓\t\t↓</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\">\t\t9.10 × 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-10\">–3</span><span class=\"Normal-English\">\t4.55 × 10–3</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\">\t\tmol/L\t\tmol/L</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-28\"><span class=\"Biology-Character-Style-1_Ques-Number\"><span class=\"Normal-English\" lang=\"en-US\"> </span></span><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">K</span><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-103\" lang=\"en-GB\">sp</span><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\"> </span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">= (2s)</span><span class=\"idf9ef215b7-CharOverride-104\" lang=\"en-GB\">2</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\"> × (s)</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">\t= 4s</span><span class=\"idf9ef215b7-CharOverride-104\" lang=\"en-GB\">3</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-4\"><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">\t= 4 × (4.55 × 10</span><span class=\"idf9ef215b7-CharOverride-104\" lang=\"en-GB\">–3</span><span class=\"idf9ef215b7-CharOverride-50\" lang=\"en-GB\">)</span><span class=\"idf9ef215b7-CharOverride-104\" lang=\"en-GB\">3</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"idf9ef215b7-CharOverride-107\">K</span><span class=\"idf9ef215b7-CharOverride-108\">sp</span><span class=\"idf9ef215b7-CharOverride-107\">\t= 3.78 × 10</span><span class=\"idf9ef215b7-CharOverride-109\">–7</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-9\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iii)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">Ionic</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">product Q\t= [Ag</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\" lang=\"en-US\">+</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">]</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\" lang=\"en-US\">2</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> × [SO</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">4</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\" lang=\"en-US\">2–</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">]</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside idf9ef215b7-ParaOverride-19\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t\t= (0.015)</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\" lang=\"en-US\">2</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> × (0.004)</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">\t\t= 9 × 10</span><span class=\"Normal-English idf9ef215b7-CharOverride-63\" lang=\"en-US\">–7</span></div>\n<div class=\"Answer---MCQ_Answer-2-Inside\"><span class=\"Normal-English\" lang=\"en-US\">Since Q &gt; K</span><span class=\"Normal-English idf9ef215b7-CharOverride-14\" lang=\"en-US\">sp</span><span class=\"Normal-English\" lang=\"en-US\"> precipitation will occur.</span></div>\n<div class=\"Question_S2-to-S4_Questions_S2-to-S4 idf9ef215b7-ParaOverride-3\"><span class=\"Biology-Character-Style-1_Ques-Number idf9ef215b7-CharOverride-15\" lang=\"en-US\">(iv)</span><span class=\"Biology-Character-Style-1_Ques-Number\" lang=\"en-US\"> </span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">Dissolution of Ag</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">2</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\">SO</span><span class=\"Normal-English idf9ef215b7-CharOverride-66\" lang=\"en-US\">4</span><span class=\"Normal-English idf9ef215b7-CharOverride-15\" lang=\"en-US\"> is endothermic, so it absorbs heat.</span></div>",
          "type": "CS",
          "type_uncertain": false,
          "options": {},
          "correct_option": null,
          "images": [
            {
              "id": "img-0",
              "path": "Chapter1/EQ-1213-194741.png",
              "position": "stem",
              "context": "Ag 2 2Ag + ( aq ) +"
            },
            {
              "id": "img-1",
              "path": "Chapter1/EQ-0206-174434.png",
              "position": "stem",
              "context": "Ag 2 2Ag + ( aq ) +"
            },
            {
              "id": "img-2",
              "path": "Chapter1/EQ-1213-195712.png",
              "position": "answer",
              "context": "(i) Solubility\t(s) = ="
            },
            {
              "id": "img-3",
              "path": "Chapter1/EQ-1213-195721.png",
              "position": "answer",
              "context": "(i) Solubility\t(s) = ="
            },
            {
              "id": "img-4",
              "path": "Chapter1/EQ-1213-194710.png",
              "position": "answer",
              "context": "(ii) Ag 2 2Ag + +\tSO 4 2–"
            },
            {
              "id": "img-5",
              "path": "Chapter1/EQ-1213-194741.png",
              "position": "answer",
              "context": "(ii) Ag 2 2Ag + +\tSO 4 2–"
            }
          ],
          "tables": [],
          "metadata": {
            "deduction_level": 0,
            "marks": 0,
            "original_raw_text": " A chemical engineer is studying how a sparingly soluble salt, Ag2SO4 behave when discharged in industrial wastewater. The solubility of the salt is temperature - dependent. At 25°C, the solubility of Ag2SO4 is 1.42 g per litre, while at 40°C it rises to 2.10 g per litre.\n\tThe dissociation of the salt is represented as:\n\tAg2  2Ag+(aq) + \n\tThe engineer must determine:\nThe solubility of Ag2SO4 in mol/L.\nThe solubility product (Ksp).\nWhether precipitation will occur in waste water.\nHow temperature influences solubility.\n\tMolar mass of Ag2SO4 = 312 g/mol\n\tThe factory wastewater at one outlet conta",
            "section": "Case Study Based Q & A",
            "section_id": "1.12",
            "source_class": "Question_S2-to-S4_Que_Casestudy_01",
            "source_html": "Chapter1",
            "sub_questions": [
              {
                "answer": "Solubility (s) = =\n(s) = 4.55 × 10 –3 mol/L",
                "label": "(i)",
                "question": "Calculate the solubility (s) of Ag 2 SO 4 in mol / L at 25°C."
              },
              {
                "answer": "Ag 2 2Ag + + SO 4 2–\n(2s) (s)\n↓ ↓\n9.10 × 10 –3 4.55 × 10–3\nmol/L mol/L\nK sp = (2s) 2 × (s)\n= 4s 3\n= 4 × (4.55 × 10 –3 ) 3\nK sp = 3.78 × 10 –7",
                "label": "(ii)",
                "question": "Using the dissociation formula, calculate the K sp of Ag 2 SO 4 at 25°C."
              },
              {
                "answer": "Ionic product Q = [Ag + ] 2 × [SO 4 2– ]\n= (0.015) 2 × (0.004)\n= 9 × 10 –7\nSince Q > K sp precipitation will occur.",
                "label": "(iii)",
                "question": "Calculate the ion product (Q) for waste water and determine whether precipitation will occur."
              },
              {
                "answer": "Dissolution of Ag 2 SO 4 is endothermic, so it absorbs heat.",
                "label": "(iv)",
                "question": "Explain why the solubility increases when temperature increases to 40°C."
              }
            ]
          }
        },
        {
          "sequence_no": 113,
          "question_text": "<div class=\"Question_S2-to-S4_Que_Casestudy_01\"><span class=\"Biology-Character-Style-1_CaseStudy-Number\" lang=\"en-US\"> </span><span class=\"Biology-Character-Style-1_CaseStudy-Number idf9ef215b7-CharOverride-50\" lang=\"en-GB\">When </span><span class=\"idf9ef215b7-CharOverride-73\" lang=\"en-GB\">temperature increases, the equilibrium shifts right (Le Chatelier's rule), increasing solubility.</span></div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Solution:</span> A homogeneous mixture of two or more substances at the molecular level.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Solvent:</span> The component present in larger amount; determines the physical state of the solution.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Solute:</span> The component present in smaller amount and dissolved in the solvent.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Binary</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Solution:</span> A solution containing one solute and one solvent (two components).</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Concentration:</span> Amount of solute present per unit amount of solution or solvent.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Molarity</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(M):</span> Moles of solute per litre of solution.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Molality</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(m):</span> Moles of solute per kilogram of solvent.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Normality</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(N):</span> Gram equivalents of solute per litre of solution.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Mole</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Fraction</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-9\">x</span><span class=\"Normal-English-Bold\">):</span> Ratio of moles of a component to total moles of all components.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">PPM</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(Parts</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Per</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Million):</span> Concentration expressing mass of solute per million mass units of solution.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Solubility:</span> Maximum amount of solute that can be dissolved in a given solvent at a given temperature.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Henry’s</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Law:</span> Solubility of a gas in a liquid is directly proportional to the partial pressure of the gas above the liquid.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Vapour</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Pressure:</span> Pressure exerted by vapour in equilibrium with its liquid at a given temperature.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Raoult’s</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Law:</span> Vapour pressure of a component in a solution is proportional to its mole fraction.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Ideal</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Solution:</span> Solution obeying Raoult’s law over entire concentration range;</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-138\">Δ<span class=\"idf9ef215b7-CharOverride-6\">H</span><span class=\"idf9ef215b7-CharOverride-21\">mix</span> = 0, Δ<span class=\"idf9ef215b7-CharOverride-6\">V</span><span class=\"idf9ef215b7-CharOverride-21\">mix</span> = 0.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Non-Ideal</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Solution:</span> Solution showing deviation from Raoult’s law;</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-138\">Δ<span class=\"idf9ef215b7-CharOverride-6\">H</span><span class=\"idf9ef215b7-CharOverride-21\">mix</span> ≠ 0, Δ<span class=\"idf9ef215b7-CharOverride-6\">V</span><span class=\"idf9ef215b7-CharOverride-21\">mix</span> ≠ 0.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Positive</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Deviation:</span> Solution with weaker A–B interactions and higher vapour pressure than ideal.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Negative</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Deviation:</span> Solution with stronger A–B interactions and lower vapour pressure than ideal.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Azeotrope:</span> Mixture that boils at constant temperature and has same composition in liquid and vapour phase.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Colligative</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Properties:</span> Properties depending only on number of solute particles (not their nature).</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Relative</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Lowering</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">of</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Vapour</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Pressure:</span> Decrease in vapour pressure proportional to mole fraction of solute.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Elevation</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">in</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Boiling</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Point</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(ΔT</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-110\">b</span><span class=\"Normal-English-Bold\">):</span> Increase in boiling point due to addition of non-volatile solute.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Depression</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">in</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Freezing</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Point</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(ΔT</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-110\">f</span><span class=\"Normal-English-Bold\">):</span> Decrease in freezing point due to presence of solute.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Osmosis:</span> Flow of solvent from dilute to concentrated solution through a semipermeable membrane.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Osmotic</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Pressure</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(π):</span> Pressure required to stop osmosis; used to determine molar mass of macromolecules.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Reverse</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Osmosis</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(RO):</span> Process in which external pressure greater than osmotic pressure forces solvent to move from solution to pure solvent side.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">van’t</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Hoff</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Factor</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(</span><span class=\"Normal-English-Bold idf9ef215b7-CharOverride-9\">i</span><span class=\"Normal-English-Bold\">):</span> Correction factor accounting for association or dissociation of solute;</div>\n<div class=\"Normal idf9ef215b7-ParaOverride-139\"><span class=\"Chemistry-Character-Style-1_English idf9ef215b7-CharOverride-6\">i</span> <span class=\"Chemistry-Character-Style-1_English\">=</span> <img style=\"height:2.78rem !important;width:auto !important;max-width:100% !important;object-fit:contain;vertical-align:middle\" onerror=\"this.onerror=null;var n=(this.getAttribute('src')||'').split('/').pop();var s=document.createElement('span');s.className='figure-broken';s.title=this.getAttribute('src')||'';s.textContent='figure failed to load: '+n;if(this.parentNode)this.parentNode.replaceChild(s,this);console.error('[figure] failed to load:',n);s.dispatchEvent(new CustomEvent('figure-error',{bubbles:true,detail:{src:n}}));\" alt=\"\" class=\"_idGenObjectAttribute-382\" src=\"/index/41/chapters/1/img/Chapter1/367.png\"></div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Degree</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">of</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Dissociation</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(α):</span> Fraction of solute molecules dissociating into ions.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Degree</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">of</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Association</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">(X):</span> Fraction of solute molecules combining to form larger units.</div>\n<div class=\"body-text-copy idf9ef215b7-ParaOverride-57\"><span class=\"Normal-English-Bold\">Abnormal</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Molar</span><span class=\"Normal-English-Bold\"> </span><span class=\"Normal-English-Bold\">Mass:</span> Molar mass calculated from colligative properties when solute associates or dissociates.</div>",
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{\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.5;\n\tmargin-bottom:0;\n\tmargin-left:26px;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:-26px;\n\ttext-transform:none;\n\twidows:1;\n}\nli.Body-text-for-Q---A, p.Body-text-for-Q---A {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.5;\n\tlist-style-position:outside;\n\tmargin-bottom:0;\n\tmargin-left:28px;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\nli.Body-text-for-Q---A-copy-2 {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.5;\n\tlist-style-position:outside;\n\tmargin-bottom:0;\n\tmargin-left:48px;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\np.Box-Text {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.25;\n\tmargin-bottom:1px;\n\tmargin-left:0;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\np.Center-Heading {\n\t-epub-hyphens:none;\n\tcolor:#ec008c;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:13px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:bold;\n\tline-height:1.25;\n\tmargin-bottom:3px;\n\tmargin-left:23px;\n\tmargin-right:11px;\n\tmargin-top:6px;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:center;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\np.Heding {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"B Bharati TitleTwo\", sans-serif;\n\tfont-size:15px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.25;\n\tmargin-bottom:3px;\n\tmargin-left:0;\n\tmargin-right:0;\n\tmargin-top:6px;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:center;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\np.MCQ-2 {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.4;\n\tmargin-bottom:0;\n\tmargin-left:48px;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:-20px;\n\ttext-transform:none;\n\twidows:1;\n}\np.MCQ-3 {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.4;\n\tmargin-bottom:0;\n\tmargin-left:28px;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:-28px;\n\ttext-transform:none;\n\twidows:1;\n}\np.Mind-Map {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:10px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.5;\n\tmargin-bottom:0;\n\tmargin-left:0;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\nli.Mind-Map-Body- {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:10px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.5;\n\tlist-style-position:outside;\n\tmargin-bottom:0;\n\tmargin-left:14px;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\np.Normal {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.5;\n\tmargin-bottom:0;\n\tmargin-left:28px;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:-28px;\n\ttext-transform:none;\n\twidows:1;\n}\np.Normal-copy {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.3;\n\tmargin-bottom:0;\n\tmargin-left:28px;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:-28px;\n\ttext-transform:none;\n\twidows:1;\n}\np.Basic-Paragraph {\n\tcolor:#000000;\n\tfont-family:\"Minion Pro\", serif;\n\tfont-size:12px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.2;\n\tmargin-bottom:0;\n\tmargin-left:0;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:left;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\np.Quest {\n\t-epub-hyphens:none;\n\tcolor:#008bbf;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:bold;\n\tline-height:1.5;\n\tmargin-bottom:3px;\n\tmargin-left:28px;\n\tmargin-right:0;\n\tmargin-top:9px;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:-28px;\n\ttext-transform:none;\n\twidows:1;\n}\np.Quest_Black {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:bold;\n\tline-height:1.31;\n\tmargin-bottom:3px;\n\tmargin-left:28px;\n\tmargin-right:0;\n\tmargin-top:6px;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:-28px;\n\ttext-transform:none;\n\twidows:1;\n}\np.Question_S1_Questions_S1 {\n\t-epub-hyphens:none;\n\tcolor:#4171b8;\n\tfont-family:\"B Bharati AlokTwo\", sans-serif;\n\tfont-size:12px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.25;\n\tmargin-bottom:0;\n\tmargin-left:23px;\n\tmargin-right:0;\n\tmargin-top:6px;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:-23px;\n\ttext-transform:none;\n\twidows:1;\n}\np.Question_S2-to-S4_Que_Casestudy_01 {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.25;\n\tmargin-bottom:0;\n\tmargin-left:23px;\n\tmargin-right:0;\n\tmargin-top:6px;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:-23px;\n\ttext-transform:none;\n\twidows:1;\n}\np.Question_S2-to-S4_Questions_S2-to-S4 {\n\t-epub-hyphens:none;\n\tcolor:#00aeef;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:bold;\n\tline-height:1.25;\n\tmargin-bottom:0;\n\tmargin-left:23px;\n\tmargin-right:0;\n\tmargin-top:6px;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:-23px;\n\ttext-transform:none;\n\twidows:1;\n}\np.Spacing {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.5;\n\tmargin-bottom:0;\n\tmargin-left:0;\n\tmargin-right:0;\n\tmargin-top:4px;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\np.Summary-Style_Normal {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.25;\n\tmargin-bottom:0;\n\tmargin-left:0;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\np.Summary-Style_spacing {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"B Bharati TitleLightTwo\", sans-serif;\n\tfont-size:12px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.25;\n\tmargin-bottom:6px;\n\tmargin-left:0;\n\tmargin-right:0;\n\tmargin-top:6px;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\nli.body-text-copy {\n\t-epub-hyphens:none;\n\tcolor:#000000;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\tline-height:1.5;\n\tlist-style-position:outside;\n\tmargin-bottom:0;\n\tmargin-left:28px;\n\tmargin-right:0;\n\tmargin-top:0;\n\torphans:1;\n\tpage-break-after:auto;\n\tpage-break-before:auto;\n\ttext-align:justify;\n\ttext-align-last:left;\n\ttext-decoration:none;\n\ttext-indent:0;\n\ttext-transform:none;\n\twidows:1;\n}\nspan.Biology-Character-Style-1_Alok-Two {\n\tcolor:#000000;\n\tfont-family:\"B Bharati AlokTwo\", sans-serif;\n\tfont-size:12px;\n\tfont-style:normal;\n\tfont-weight:normal;\n}\nspan.Biology-Character-Style-1_CaseStudy-Number {\n\tcolor:#ec008c;\n\tfont-family:\"Myriad Pro\", sans-serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-weight:bold;\n}\nspan.Biology-Character-Style-1_English {\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:10px;\n\tfont-style:normal;\n\tfont-weight:normal;\n}\nspan.Biology-Character-Style-1_Enlighs-Bold {\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:10px;\n\tfont-style:normal;\n\tfont-weight:bold;\n}\nspan.Biology-Character-Style-1_Ques-Number {\n\tcolor:#11aea7;\n\tfont-family:\"Myriad Pro\", sans-serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-weight:bold;\n}\nspan.Character-Style-13-copy {\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:italic;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\ttext-transform:none;\n}\nspan.Character-Style-2 {\n\tcolor:#00aeef;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:8px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\ttext-transform:none;\n}\nspan.Chemistry-Character-Style-1_Alok-Two {\n\tcolor:#000000;\n\tfont-family:\"B Bharati AlokTwo\", sans-serif;\n\tfont-size:12px;\n\tfont-style:normal;\n\tfont-weight:normal;\n}\nspan.Chemistry-Character-Style-1_English {\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-weight:normal;\n}\nspan.Chemistry-Character-Style-1_Enlighs-Bold {\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-weight:bold;\n}\nspan.Chemistry-Character-Style-1_Ques-Number {\n\tcolor:#008bbf;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-weight:bold;\n}\nspan.Chemistry-Character-Style-1_Ques-Number-2 {\n\tcolor:#ec008c;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-weight:bold;\n}\nspan.English-bold {\n\tfont-family:Calibri, sans-serif;\n\tfont-size:12px;\n\tfont-style:normal;\n\tfont-weight:bold;\n}\nspan.Marks-Magenta {\n\tcolor:#ec008c;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:8px;\n\tfont-style:normal;\n\tfont-weight:bold;\n}\nspan.Mind-Map-English-Bold {\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:10px;\n\tfont-style:normal;\n\tfont-weight:bold;\n}\nspan.Myriad-Pro {\n\tfont-family:\"Myriad Pro\", sans-serif;\n\tfont-style:normal;\n\tfont-weight:bold;\n}\nspan.Neet {\n\tcolor:#ec008c;\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:8px;\n\tfont-style:normal;\n\tfont-weight:bold;\n}\nspan.Normal-English {\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\ttext-transform:none;\n}\nspan.Normal-English-Bold {\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:11px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:bold;\n\ttext-transform:none;\n}\nspan.Normal-Italic {\n\tfont-family:\"Times New Roman\", serif;\n\tfont-size:10px;\n\tfont-style:italic;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\ttext-transform:none;\n}\nspan.Physics-Character-Style-1_Title-Two {\n\tcolor:#000000;\n\tfont-family:\"B Bharati TitleTwo\", sans-serif;\n\tfont-size:12px;\n\tfont-style:normal;\n\tfont-weight:normal;\n}\nspan.Symbol {\n\tfont-family:Symbol, sans-serif;\n\tfont-size:10px;\n\tfont-style:normal;\n\tfont-variant:normal;\n\tfont-weight:normal;\n\ttext-transform:none;\n}\ntable.TableOverride-1 {\n\tborder-collapse:collapse;\n\tmargin-left:28px;\n}\ntable.TableOverride-2 {\n\tborder-collapse:collapse;\n}\ntable.TableOverride-3 {\n\tborder-collapse:collapse;\n\tmargin-left:auto;\n\tmargin-right:auto;\n}\ntable.TableOverride-4 {\n\tborder-collapse:collapse;\n\tborder-width:1px;\n\tmargin-bottom:-4px;\n\tmargin-top:4px;\n}\ntd.CellOverride-1 {\n\tbackground-color:#e3eae2;\n\tborder-bottom-color:#8bb490;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#8bb490;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#8bb490;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#8bb490;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:8px;\n\tpadding-top:7px;\n\tvertical-align:middle;\n}\ntd.CellOverride-2 {\n\tbackground-color:#eff3ee;\n\tborder-bottom-color:#8bb490;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#8bb490;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#8bb490;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#8bb490;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:8px;\n\tpadding-top:7px;\n\tvertical-align:middle;\n}\ntd.CellOverride-3 {\n\tbackground-color:#ffffff;\n\tborder-bottom-color:#8bb490;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#8bb490;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#8bb490;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#8bb490;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:8px;\n\tpadding-top:7px;\n}\ntd.CellOverride-4 {\n\tbackground-color:#eff3ee;\n\tborder-bottom-color:#8bb490;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#8bb490;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#8bb490;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#8bb490;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:8px;\n\tpadding-top:7px;\n}\ntd.CellOverride-5 {\n\tbackground-color:#d8e3d6;\n\tborder-bottom-color:#8bb490;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#8bb490;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#8bb490;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#8bb490;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:3px;\n\tpadding-top:3px;\n\tvertical-align:middle;\n}\ntd.CellOverride-6 {\n\tbackground-color:#eff3ee;\n\tborder-bottom-color:#8bb490;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#8bb490;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#8bb490;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#8bb490;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:3px;\n\tpadding-top:4px;\n}\ntd.CellOverride-7 {\n\tbackground-color:#d8e3d6;\n\tborder-bottom-color:#8bb490;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#8bb490;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#8bb490;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#8bb490;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:4px;\n\tpadding-top:3px;\n\tvertical-align:middle;\n}\ntd.CellOverride-8 {\n\tbackground-color:#e3eae2;\n\tborder-bottom-color:#8bb490;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#8bb490;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#8bb490;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#8bb490;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:4px;\n\tpadding-top:3px;\n}\ntd.CellOverride-9 {\n\tbackground-color:#eff3ee;\n\tborder-bottom-color:#8bb490;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#8bb490;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#8bb490;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#8bb490;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:6px;\n\tpadding-top:6px;\n}\ntd.CellOverride-10 {\n\tbackground-color:#ebf0f9;\n\tborder-bottom-color:#6ba7db;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#6ba7db;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#aac8e9;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#6ba7db;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:6px;\n\tpadding-top:6px;\n}\ntd.CellOverride-11 {\n\tbackground-color:#ebf0f9;\n\tborder-bottom-color:#6ba7db;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#aac8e9;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#aac8e9;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#6ba7db;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:6px;\n\tpadding-top:6px;\n}\ntd.CellOverride-12 {\n\tbackground-color:#ebf0f9;\n\tborder-bottom-color:#6ba7db;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#aac8e9;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#6ba7db;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#6ba7db;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:6px;\n\tpadding-top:6px;\n}\ntd.CellOverride-13 {\n\tbackground-color:#ffffff;\n\tborder-bottom-color:#6ba7db;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#6ba7db;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#aac8e9;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#6ba7db;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n}\ntd.CellOverride-14 {\n\tbackground-color:#ffffff;\n\tborder-bottom-color:#6ba7db;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#aac8e9;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#aac8e9;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#6ba7db;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n}\ntd.CellOverride-15 {\n\tbackground-color:#ffffff;\n\tborder-bottom-color:#6ba7db;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#aac8e9;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#6ba7db;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#6ba7db;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n}\ntd.CellOverride-16 {\n\tborder-bottom-width:1px;\n\tborder-left-width:1px;\n\tborder-right-width:1px;\n\tborder-top-width:1px;\n\tpadding-bottom:9px;\n\tpadding-left:4px;\n\tpadding-right:4px;\n\tpadding-top:9px;\n\tvertical-align:top;\n}\ntd.CellOverride-17 {\n\tborder-bottom-width:1px;\n\tborder-left-width:1px;\n\tborder-right-width:1px;\n\tborder-top-width:1px;\n\tpadding-bottom:9px;\n\tpadding-left:4px;\n\tpadding-right:4px;\n\tpadding-top:9px;\n\tvertical-align:middle;\n}\ntd.CellOverride-18 {\n\tbackground-color:#5aa0d7;\n\tborder-bottom-color:#9bbfe5;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#9bbfe5;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#9bbfe5;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#9bbfe5;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:3px;\n\tpadding-top:3px;\n\tvertical-align:middle;\n}\ntd.CellOverride-19 {\n\tbackground-color:#f0f4fb;\n\tborder-bottom-color:#9bbfe5;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#9bbfe5;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#9bbfe5;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#9bbfe5;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:3px;\n\tpadding-top:3px;\n\tvertical-align:middle;\n}\ntd.CellOverride-20 {\n\tborder-bottom-color:#9bbfe5;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#9bbfe5;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#9bbfe5;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#9bbfe5;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:7px;\n\tpadding-top:6px;\n}\ntd.CellOverride-21 {\n\tborder-bottom-color:#9bbfe5;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#9bbfe5;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#9bbfe5;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#9bbfe5;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:7px;\n\tpadding-top:6px;\n\tvertical-align:middle;\n}\ntd.CellOverride-22 {\n\tborder-bottom-color:#9bbfe5;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#9bbfe5;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#9bbfe5;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#9bbfe5;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:7px;\n\tpadding-top:7px;\n}\ntd.CellOverride-23 {\n\tborder-bottom-color:#9bbfe5;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#9bbfe5;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#9bbfe5;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#9bbfe5;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:7px;\n\tpadding-top:7px;\n\tvertical-align:middle;\n}\ntd.CellOverride-24 {\n\tbackground-color:#f3f6fc;\n\tborder-bottom-color:#9bbfe5;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#9bbfe5;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#9bbfe5;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#9bbfe5;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:6px;\n\tpadding-top:6px;\n}\ntd.CellOverride-25 {\n\tborder-bottom-color:#000000;\n\tborder-bottom-style:solid;\n\tborder-bottom-width:1px;\n\tborder-left-color:#000000;\n\tborder-left-style:solid;\n\tborder-left-width:1px;\n\tborder-right-color:#000000;\n\tborder-right-style:solid;\n\tborder-right-width:1px;\n\tborder-top-color:#000000;\n\tborder-top-style:solid;\n\tborder-top-width:1px;\n\tpadding-bottom:5px;\n\tpadding-top:5px;\n}\np.idf9ef215b7-ParaOverride-1 {\n\tmargin-left:31px;\n\tmargin-right:3px;\n\ttext-align:left;\n}\np.idf9ef215b7-ParaOverride-2 {\n\tmargin-top:9px;\n\ttext-align:center;\n}\np.idf9ef215b7-ParaOverride-3 {\n\tmargin-top:3px;\n}\np.idf9ef215b7-ParaOverride-4 {\n\tmargin-bottom:6px;\n}\np.idf9ef215b7-ParaOverride-5 {\n\tmargin-left:0px;\n\ttext-align:center;\n\ttext-indent:0px;\n}\np.idf9ef215b7-ParaOverride-6 {\n\tmargin-left:0px;\n\ttext-align:left;\n\ttext-indent:0px;\n}\np.idf9ef215b7-ParaOverride-7 {\n\tmargin-left:0px;\n\ttext-indent:0px;\n}\np.idf9ef215b7-ParaOverride-8 {\n\tmargin-left:28px;\n\ttext-indent:-28px;\n}\np.idf9ef215b7-ParaOverride-9 {\n\tmargin-bottom:3px;\n\tmargin-top:3px;\n}\nli.idf9ef215b7-ParaOverride-10 {\n\ttext-indent:0px;\n}\np.idf9ef215b7-ParaOverride-11 {\n\tmargin-bottom:9px;\n}\np.idf9ef215b7-ParaOverride-12 {\n\tmargin-bottom:7px;\n}\nli.idf9ef215b7-ParaOverride-13 {\n\tmargin-bottom:3px;\n\ttext-indent:0px;\n}\np.idf9ef215b7-ParaOverride-14 {\n\tmargin-bottom:9px;\n\tmargin-top:3px;\n}\np.idf9ef215b7-ParaOverride-15 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{\n\ttext-align:center;\n}\np.idf9ef215b7-ParaOverride-28 {\n\tmargin-bottom:6px;\n\tmargin-top:3px;\n}\np.idf9ef215b7-ParaOverride-29 {\n\tmargin-bottom:0px;\n\tmargin-top:3px;\n}\np.idf9ef215b7-ParaOverride-30 {\n\tmargin-bottom:3px;\n\tmargin-left:23px;\n\ttext-indent:0px;\n}\np.idf9ef215b7-ParaOverride-31 {\n\tmargin-bottom:3px;\n\tmargin-top:1px;\n}\np.idf9ef215b7-ParaOverride-32 {\n\tmargin-left:12px;\n\tmargin-top:6px;\n\ttext-align:center;\n\ttext-indent:-40px;\n}\np.idf9ef215b7-ParaOverride-33 {\n\tmargin-bottom:17px;\n\ttext-align:center;\n}\nli.idf9ef215b7-ParaOverride-34 {\n\ttext-align:justify;\n\ttext-align-last:justify;\n\ttext-indent:0px;\n}\nli.idf9ef215b7-ParaOverride-35 {\n\tmargin-left:20px;\n\ttext-indent:0px;\n}\np.idf9ef215b7-ParaOverride-36 {\n\tmargin-bottom:3px;\n\tmargin-top:6px;\n\ttext-align:center;\n}\np.idf9ef215b7-ParaOverride-37 {\n\tmargin-top:6px;\n}\np.idf9ef215b7-ParaOverride-38 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rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:291.35px;\n\tz-index:1;\n}\n#_idContainer219 {\n\tdisplay:inline-block;\n\theight:71px;\n\twidth:1px;\n}\n#_idContainer226 {\n\tdisplay:inline-block;\n\theight:72px;\n\twidth:1px;\n}\n#_idContainer227 {\n\tdisplay:inline-block;\n\twidth:95px;\n}\n#_idContainer263 {\n\t-ms-transform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.95px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:366.13px;\n\tz-index:0;\n}\n#_idContainer264 {\n\t-ms-transform:translate(72.779px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(72.779px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:29.70px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(72.779px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(72.779px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:373.18px;\n\tz-index:1;\n}\n#_idContainer352 {\n\tdisplay:inline-block;\n\theight:50px;\n\twidth:1px;\n}\n#_idContainer446 {\n\tdisplay:inline-block;\n\theight:1px;\n\twidth:113px;\n}\n#_idContainer516 {\n\tdisplay:inline-block;\n\theight:93px;\n\twidth:1px;\n}\n#_idContainer573 {\n\t-ms-transform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.95px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:264.10px;\n\tz-index:0;\n}\n#_idContainer574 {\n\t-ms-transform:translate(123.792px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(123.792px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:29.70px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(123.792px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(123.792px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:271.16px;\n\tz-index:1;\n}\n#_idContainer612 {\n\t-ms-transform:translate(0.000px,9.609px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,9.609px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:488.48px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,9.609px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,9.609px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:512.74px;\n\tz-index:0;\n}\n#_idContainer613 {\n\t-ms-transform:translate(7.370px,26.929px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(7.370px,26.929px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:462.06px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(7.370px,26.929px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(7.370px,26.929px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:504.00px;\n\tz-index:2;\n}\n#_idContainer614 {\n\t-ms-transform:translate(229.731px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(229.731px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:20.30px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(229.731px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(229.731px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:59.53px;\n\tz-index:1;\n}\n#_idContainer615 {\n\tdisplay:inline-block;\n\theight:504px;\n\tposition:relative;\n\twidth:519px;\n}\n#_idContainer616 {\n\t-ms-transform:translate(0.000px,11.175px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,11.175px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:0.00px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,11.175px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,11.175px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:517.74px;\n\tz-index:0;\n}\n#_idContainer617 {\n\t-ms-transform:translate(202.677px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(202.677px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:22.85px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(202.677px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(202.677px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:113.39px;\n\tz-index:1;\n}\n#_idContainer618 {\n\tdisplay:inline-block;\n\theight:23px;\n\tposition:relative;\n\twidth:519px;\n}\n#_idContainer780, #_idContainer781 {\n\tdisplay:inline-block;\n\theight:674px;\n\tposition:relative;\n\twidth:0px;\n}\n#_idContainer782, #_idContainer783, #_idContainer784, #_idContainer785, #_idContainer786, #_idContainer787, #_idContainer801, #_idContainer802 {\n\tdisplay:inline-block;\n\theight:708px;\n\tposition:relative;\n\twidth:0px;\n}\n#_idContainer788 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:694.16px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:0;\n}\n#_idContainer789 {\n\t-ms-transform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:694.16px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer790 {\n\tdisplay:inline-block;\n\theight:695px;\n\tposition:relative;\n\twidth:178px;\n}\n#_idContainer792, #_idContainer795, #_idContainer798, #_idContainer803, #_idContainer806 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:707.66px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:0;\n}\n#_idContainer793, #_idContainer796, #_idContainer799, #_idContainer804 {\n\t-ms-transform:translate(177.273px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(177.273px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:707.66px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(177.273px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(177.273px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer794, #_idContainer797, #_idContainer800, #_idContainer805, #_idContainer808 {\n\tdisplay:inline-block;\n\theight:709px;\n\tposition:relative;\n\twidth:178px;\n}\n#_idContainer807 {\n\t-ms-transform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:707.66px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer809 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:404.83px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:0;\n}\n#_idContainer810 {\n\t-ms-transform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:404.83px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(177.982px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer811 {\n\tdisplay:inline-block;\n\theight:406px;\n\tposition:relative;\n\twidth:178px;\n}\n#_idContainer818 {\n\t-ms-transform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.95px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(7.051px,2.771px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:313.22px;\n\tz-index:0;\n}\n#_idContainer819 {\n\t-ms-transform:translate(99.236px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(99.236px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:29.70px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(99.236px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(99.236px,2.898px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:320.27px;\n\tz-index:1;\n}\n#_idContainer846 {\n\tdisplay:inline-block;\n\theight:109px;\n\twidth:1px;\n}\n#_idContainer861 {\n\t-ms-transform:translate(0.000px,11.338px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,11.338px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:696.32px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,11.338px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,11.338px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:517.74px;\n\tz-index:0;\n}\n#_idContainer862 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.95px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:94.02px;\n\tz-index:0;\n}\n#_idContainer863 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:17.69px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:17.69px;\n\tz-index:0;\n}\n#_idContainer864 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:15.55px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:11.65px;\n\tz-index:0;\n}\n#_idContainer865 {\n\t-ms-transform:translate(2.150px,6.932px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(2.150px,6.932px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:6.24px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(2.150px,6.932px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(2.150px,6.932px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:7.35px;\n\tz-index:1;\n}\n#_idContainer866 {\n\t-ms-transform:translate(4.018px,2.069px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(4.018px,2.069px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:15.55px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(4.018px,2.069px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(4.018px,2.069px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:11.65px;\n\tz-index:1;\n}\n#_idContainer867 {\n\t-ms-transform:translate(4.655px,2.334px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(4.655px,2.334px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:19.69px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(4.655px,2.334px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(4.655px,2.334px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:19.69px;\n\tz-index:1;\n}\n#_idContainer868 {\n\t-ms-transform:translate(213.068px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(213.068px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.95px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(213.068px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(213.068px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:94.02px;\n\tz-index:1;\n}\n#_idContainer869 {\n\t-ms-transform:translate(259.370px,41.952px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(259.370px,41.952px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:651.54px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(259.370px,41.952px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(259.370px,41.952px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:2;\n}\n#_idContainer870, #_idContainer1117 {\n\tdisplay:inline-block;\n\theight:709px;\n\tposition:relative;\n\twidth:519px;\n}\n#_idContainer871 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:39.69px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:39.69px;\n\tz-index:0;\n}\n#_idContainer872 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:27.44px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:27.25px;\n\tz-index:0;\n}\n#_idContainer873 {\n\t-ms-transform:translate(11.049px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(11.049px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.26px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(11.049px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(11.049px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:10.15px;\n\tz-index:2;\n}\n#_idContainer874 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.26px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:10.15px;\n\tz-index:0;\n}\n#_idContainer875 {\n\t-ms-transform:translate(10.693px,3.197px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(10.693px,3.197px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:16.30px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(10.693px,3.197px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(10.693px,3.197px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:8.25px;\n\tz-index:3;\n}\n#_idContainer876 {\n\t-ms-transform:translate(0.753px,3.197px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.753px,3.197px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:16.30px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.753px,3.197px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.753px,3.197px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:8.25px;\n\tz-index:1;\n}\n#_idContainer877 {\n\t-ms-transform:translate(3.023px,2.091px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(3.023px,2.091px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.26px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(3.023px,2.091px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(3.023px,2.091px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:21.20px;\n\tz-index:1;\n}\n#_idContainer878 {\n\t-ms-transform:translate(6.218px,5.984px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(6.218px,5.984px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:27.44px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(6.218px,5.984px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(6.218px,5.984px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:27.25px;\n\tz-index:1;\n}\n#_idContainer879 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:39.69px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:39.69px;\n\tz-index:1;\n}\n#_idContainer880 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:30.05px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:117.82px;\n\tz-index:0;\n}\n#_idContainer881 {\n\t-ms-transform:translate(20.143px,6.586px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(20.143px,6.586px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:18.66px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(20.143px,6.586px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(20.143px,6.586px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:91.98px;\n\tz-index:1;\n}\n#_idContainer882 {\n\t-ms-transform:translate(19.842px,9.637px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(19.842px,9.637px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:30.05px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(19.842px,9.637px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(19.842px,9.637px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:117.82px;\n\tz-index:0;\n}\n#_idContainer883 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:40px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:138px;\n}\n#_idContainer892 {\n\t-ms-transform:translate(-0.001px,56.304px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,56.304px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:50.08px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,56.304px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(-0.001px,56.304px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer893 {\n\t-ms-transform:translate(0.000px,57.589px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,57.589px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:56.59px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,57.589px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,57.589px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer894 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:58px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:51px;\n}\n#_idContainer895 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:30px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer896 {\n\tdisplay:inline-block;\n\theight:13px;\n\tposition:relative;\n\twidth:1px;\n}\n#_idContainer897 {\n\t-ms-transform:translate(0.000px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:37.01px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:1;\n}\n#_idContainer898 {\n\t-ms-transform:translate(-0.001px,0.688px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,0.688px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:16.35px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,0.688px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(-0.001px,0.688px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:0;\n}\n#_idContainer899 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 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rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:0px;\n}\n#_idContainer922 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:16px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:0px;\n}\n#_idContainer925 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 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skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:88.23px;\n\tz-index:1;\n}\n#_idContainer957 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:53px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:88px;\n}\n#_idContainer959 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:30px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:23px;\n}\n#_idContainer960 {\n\tdisplay:inline-block;\n\theight:0px;\n\tposition:relative;\n\twidth:48px;\n}\n#_idContainer961, #_idContainer962 {\n\tdisplay:inline-block;\n\theight:0px;\n\tposition:relative;\n\twidth:47px;\n}\n#_idContainer963 {\n\tdisplay:inline-block;\n\theight:0px;\n\tposition:relative;\n\twidth:44px;\n}\n#_idContainer964 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:14px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer965 {\n\tdisplay:inline-block;\n\theight:0px;\n\tposition:relative;\n\twidth:121px;\n}\n#_idContainer966 {\n\tdisplay:inline-block;\n\theight:0px;\n\tposition:relative;\n\twidth:358px;\n}\n#_idContainer967 {\n\tdisplay:inline-block;\n\theight:0px;\n\tposition:relative;\n\twidth:301px;\n}\n#_idContainer968 {\n\tdisplay:inline-block;\n\theight:0px;\n\tposition:relative;\n\twidth:78px;\n}\n#_idContainer970 {\n\t-ms-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:41.31px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer971 {\n\t-ms-transform:translate(0.000px,1.171px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,1.171px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:71.04px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,1.171px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,1.171px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer972 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:73px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:42px;\n}\n#_idContainer974 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:15px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer977 {\n\t-ms-transform:translate(24.264px,9.070px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(24.264px,9.070px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.26px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(24.264px,9.070px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(24.264px,9.070px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer978 {\n\t-ms-transform:translate(23.764px,8.265px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(23.764px,8.265px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:7.27px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(23.764px,8.265px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(23.764px,8.265px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer979 {\n\t-ms-transform:translate(0.028px,9.070px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.028px,9.070px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:9.07px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.028px,9.070px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.028px,9.070px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:24.26px;\n\tz-index:2;\n}\n#_idContainer980 {\n\t-ms-transform:translate(16.866px,16.655px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(16.866px,16.655px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:15.87px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(16.866px,16.655px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(16.866px,16.655px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer981 {\n\t-ms-transform:translate(23.764px,10.346px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(23.764px,10.346px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:9.35px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(23.764px,10.346px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(23.764px,10.346px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer982 {\n\t-ms-transform:translate(24.264px,11.354px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(24.264px,11.354px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.26px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(24.264px,11.354px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(24.264px,11.354px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer983 {\n\t-ms-transform:translate(0.028px,19.984px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.028px,19.984px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:11.35px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.028px,19.984px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.028px,19.984px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:24.26px;\n\tz-index:1;\n}\n#_idContainer984 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:31px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:24px;\n}\n#_idContainer985, #_idContainer1010, #_idContainer1038 {\n\t-ms-transform:translate(7.937px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(7.937px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:6.94px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(7.937px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(7.937px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer986, #_idContainer1011, #_idContainer1039 {\n\t-ms-transform:translate(7.937px,16.173px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(7.937px,16.173px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:6.94px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(7.937px,16.173px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(7.937px,16.173px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:1;\n}\n#_idContainer987, #_idContainer1012, #_idContainer1040 {\n\t-ms-transform:translate(7.937px,31.480px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(7.937px,31.480px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:6.94px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(7.937px,31.480px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(7.937px,31.480px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:2;\n}\n#_idContainer988, #_idContainer1013, #_idContainer1041 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:31px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:8px;\n}\n#_idContainer995 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:12px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer996 {\n\t-ms-transform:translate(-0.001px,63.577px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,63.577px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:19.76px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,63.577px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(-0.001px,63.577px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer997 {\n\t-ms-transform:translate(0.000px,64.799px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,64.799px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:63.80px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,64.799px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,64.799px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer998 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:66px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:21px;\n}\n#_idContainer1000 {\n\t-ms-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:31.68px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1001 {\n\t-ms-transform:translate(0.000px,0.933px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.933px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:12.13px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.933px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.933px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1002 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:14px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:33px;\n}\n#_idContainer1003 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:19px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer1007 {\n\t-ms-transform:translate(24.264px,10.275px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(24.264px,10.275px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.26px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(24.264px,10.275px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(24.264px,10.275px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1008 {\n\t-ms-transform:translate(23.764px,9.363px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(23.764px,9.363px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:8.36px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(23.764px,9.363px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(23.764px,9.363px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1009, #_idContainer1037 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:10px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:24px;\n}\n#_idContainer1018 {\n\t-ms-transform:translate(23.764px,9.996px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(23.764px,9.996px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:9.00px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(23.764px,9.996px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(23.764px,9.996px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1019 {\n\t-ms-transform:translate(24.264px,10.970px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(24.264px,10.970px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:23.26px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(24.264px,10.970px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(24.264px,10.970px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1020 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:11px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:24px;\n}\n#_idContainer1023 {\n\t-ms-transform:translate(0.000px,1.077px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,1.077px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:19.59px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,1.077px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,1.077px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1024 {\n\t-ms-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:31.46px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1025 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:22px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:32px;\n}\n#_idContainer1029 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:18px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer1032 {\n\t-ms-transform:translate(0.000px,50.601px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,50.601px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:49.60px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,50.601px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,50.601px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1033 {\n\t-ms-transform:translate(-0.001px,49.697px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,49.697px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:19.76px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,49.697px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(-0.001px,49.697px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1034 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:52px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:21px;\n}\n#_idContainer1035 {\n\t-ms-transform:translate(23.783px,10.275px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(23.783px,10.275px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:22.78px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(23.783px,10.275px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(23.783px,10.275px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1036 {\n\t-ms-transform:translate(23.283px,9.363px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(23.283px,9.363px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:8.36px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(23.283px,9.363px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(23.283px,9.363px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1046 {\n\t-ms-transform:translate(23.339px,8.466px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(23.339px,8.466px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:7.47px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(23.339px,8.466px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(23.339px,8.466px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1047 {\n\t-ms-transform:translate(23.839px,9.291px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(23.839px,9.291px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:22.84px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(23.839px,9.291px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(23.839px,9.291px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1048 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:9px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:24px;\n}\n#_idContainer1052 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:14px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer1056 {\n\t-ms-transform:translate(-0.001px,1.999px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,1.999px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:34.04px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,1.999px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(-0.001px,1.999px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1057 {\n\t-ms-transform:translate(0.000px,0.983px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.983px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:81.07px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.983px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.983px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1058 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:83px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:35px;\n}\n#_idContainer1059 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:15px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer1063 {\n\t-ms-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:17.42px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1064 {\n\t-ms-transform:translate(0.000px,0.734px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.734px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:52.94px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.734px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.734px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1065 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:55px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:18px;\n}\n#_idContainer1066 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:55px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer1070 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:11px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer1071 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:4px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer1072 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:23px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:0px;\n}\n#_idContainer1077 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:10px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:0px;\n}\n#_idContainer1078 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:10px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer1080 {\n\t-ms-transform:translate(-0.001px,56.593px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,56.593px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:34.35px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,56.593px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(-0.001px,56.593px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1081 {\n\t-ms-transform:translate(0.000px,57.777px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,57.777px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:56.78px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,57.777px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,57.777px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1082 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:59px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:35px;\n}\n#_idContainer1083 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:9px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer1086 {\n\t-ms-transform:translate(0.000px,1.174px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,1.174px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:100.51px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,1.174px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,1.174px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1087, #_idContainer1090 {\n\t-ms-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:7.00px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1088 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:103px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:8px;\n}\n#_idContainer1089 {\n\t-ms-transform:translate(0.000px,0.775px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.775px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:66.04px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.775px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.775px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1091 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:68px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:8px;\n}\n#_idContainer1092 {\n\t-ms-transform:translate(0.000px,0.765px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.765px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:34.30px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.765px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.765px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1093 {\n\t-ms-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:10.37px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(-0.001px,2.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1094 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:36px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(90.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:11px;\n}\n#_idContainer1098 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:6px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:0px;\n}\n#_idContainer1100, #_idContainer1108, #_idContainer1112 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:28px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,0.000px) rotate(180.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer1101 {\n\t-ms-transform:translate(0.000px,25.492px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,25.492px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:24.49px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,25.492px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(0.000px,25.492px) rotate(0.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:0.00px;\n\tz-index:1;\n}\n#_idContainer1102 {\n\t-ms-transform:translate(-0.001px,24.701px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(-0.001px,24.701px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:24.81px;\n\tleft:0px;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(-0.001px,24.701px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform:translate(-0.001px,24.701px) rotate(90.000deg) skew(0.000deg) scale(1.000,-1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:1.00px;\n\tz-index:0;\n}\n#_idContainer1103 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:27px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:26px;\n}\n#_idContainer1113 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:50% 50%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:50% 50%;\n\tdisplay:inline-block;\n\theight:13px;\n\tposition:relative;\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(270.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:50% 50%;\n\ttransform-origin:50% 50%;\n\twidth:1px;\n}\n#_idContainer1115 {\n\t-ms-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:27.63px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,0.000px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:517.61px;\n\tz-index:0;\n}\n#_idContainer1116 {\n\t-ms-transform:translate(0.000px,38.534px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-ms-transform-origin:0% 0%;\n\t-webkit-transform:translate(0.000px,38.534px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\t-webkit-transform-origin:0% 0%;\n\theight:670.13px;\n\tleft:0px;\n\toverflow:hidden;\n\tposition:absolute;\n\ttop:0px;\n\ttransform:translate(0.000px,38.534px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform:translate(0.000px,38.534px) rotate(0.000deg) skew(0.000deg) scale(1.000,1.000);\n\ttransform-origin:0% 0%;\n\ttransform-origin:0% 0%;\n\twidth:518.74px;\n\tz-index:1;\n}\nimg._idGenObjectAttribute-1 {\n\theight:100.00%;\n\tmin-width:100%;\n\twidth:100.00%;\n}\nimg._idGenObjectAttribute-2 {\n\theight:24px;\n\twidth:253px;\n}\nimg._idGenObjectAttribute-3 {\n\theight:17px;\n\twidth:35px;\n}\nimg._idGenObjectAttribute-4 {\n\theight:14px;\n\twidth:32px;\n}\nimg._idGenObjectAttribute-5 {\n\theight:94px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-6 {\n\theight:37px;\n\twidth:252px;\n}\nimg._idGenObjectAttribute-7 {\n\theight:13px;\n\twidth:35px;\n}\nimg._idGenObjectAttribute-8 {\n\theight:28px;\n\twidth:176px;\n}\nimg._idGenObjectAttribute-9 {\n\theight:135px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-10 {\n\theight:28px;\n\twidth:144px;\n}\nimg._idGenObjectAttribute-11 {\n\theight:26px;\n\twidth:119px;\n}\nimg._idGenObjectAttribute-12 {\n\theight:27px;\n\twidth:186px;\n}\nimg._idGenObjectAttribute-13 {\n\theight:27px;\n\twidth:189px;\n}\nimg._idGenObjectAttribute-14 {\n\theight:25px;\n\twidth:37px;\n}\nimg._idGenObjectAttribute-15 {\n\theight:25px;\n\twidth:73px;\n}\nimg._idGenObjectAttribute-16 {\n\theight:29px;\n\twidth:26px;\n}\nimg._idGenObjectAttribute-17 {\n\theight:205px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-18 {\n\theight:179px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-19 {\n\theight:22px;\n\twidth:124px;\n}\nimg._idGenObjectAttribute-20 {\n\theight:20px;\n\twidth:23px;\n}\nimg._idGenObjectAttribute-21 {\n\theight:220px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-22 {\n\theight:24px;\n\twidth:101px;\n}\nimg._idGenObjectAttribute-23 {\n\theight:23px;\n\twidth:23px;\n}\nimg._idGenObjectAttribute-24 {\n\theight:233px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-25 {\n\theight:377px;\n\twidth:252px;\n}\nimg._idGenObjectAttribute-26 {\n\theight:18px;\n\twidth:40px;\n}\nimg._idGenObjectAttribute-27 {\n\theight:10px;\n\twidth:28px;\n}\nimg._idGenObjectAttribute-28 {\n\theight:32px;\n\twidth:36px;\n}\nimg._idGenObjectAttribute-29 {\n\theight:18px;\n\twidth:39px;\n}\nimg._idGenObjectAttribute-30 {\n\theight:104px;\n\twidth:216px;\n}\nimg._idGenObjectAttribute-31 {\n\theight:23px;\n\twidth:147px;\n}\nimg._idGenObjectAttribute-32 {\n\theight:36px;\n\twidth:40px;\n}\nimg._idGenObjectAttribute-33 {\n\theight:150px;\n\twidth:158px;\n}\nimg._idGenObjectAttribute-34 {\n\theight:493px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-35 {\n\theight:281px;\n\twidth:252px;\n}\nimg._idGenObjectAttribute-36 {\n\theight:17px;\n\twidth:48px;\n}\nimg._idGenObjectAttribute-37 {\n\theight:18px;\n\twidth:127px;\n}\nimg._idGenObjectAttribute-38 {\n\theight:174px;\n\twidth:209px;\n}\nimg._idGenObjectAttribute-39 {\n\theight:549px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-40 {\n\theight:162px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-41 {\n\theight:16px;\n\twidth:15px;\n}\nimg._idGenObjectAttribute-42 {\n\theight:235px;\n\twidth:252px;\n}\nimg._idGenObjectAttribute-43 {\n\theight:184px;\n\twidth:161px;\n}\nimg._idGenObjectAttribute-44 {\n\theight:371px;\n\twidth:252px;\n}\nimg._idGenObjectAttribute-45 {\n\theight:13px;\n\twidth:76px;\n}\nimg._idGenObjectAttribute-46 {\n\theight:13px;\n\twidth:71px;\n}\nimg._idGenObjectAttribute-47 {\n\theight:169px;\n\twidth:143px;\n}\nimg._idGenObjectAttribute-48 {\n\theight:196px;\n\twidth:170px;\n}\nimg._idGenObjectAttribute-49 {\n\theight:38px;\n\twidth:106px;\n}\nimg._idGenObjectAttribute-50 {\n\theight:76px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-51 {\n\theight:31px;\n\twidth:23px;\n}\nimg._idGenObjectAttribute-52 {\n\theight:34px;\n\twidth:35px;\n}\nimg._idGenObjectAttribute-53 {\n\theight:25px;\n\twidth:33px;\n}\nimg._idGenObjectAttribute-54 {\n\theight:29px;\n\twidth:69px;\n}\nimg._idGenObjectAttribute-55 {\n\theight:24px;\n\twidth:15px;\n}\nimg._idGenObjectAttribute-56 {\n\theight:28px;\n\twidth:40px;\n}\nimg._idGenObjectAttribute-57 {\n\theight:322px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-58 {\n\theight:35px;\n\twidth:35px;\n}\nimg._idGenObjectAttribute-59 {\n\theight:163px;\n\twidth:174px;\n}\nimg._idGenObjectAttribute-60 {\n\theight:28px;\n\twidth:48px;\n}\nimg._idGenObjectAttribute-61 {\n\theight:28px;\n\twidth:71px;\n}\nimg._idGenObjectAttribute-62 {\n\theight:28px;\n\twidth:70px;\n}\nimg._idGenObjectAttribute-63 {\n\theight:321px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-64 {\n\theight:286px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-65 {\n\theight:32px;\n\twidth:61px;\n}\nimg._idGenObjectAttribute-66 {\n\theight:33px;\n\twidth:63px;\n}\nimg._idGenObjectAttribute-67 {\n\theight:13px;\n\twidth:83px;\n}\nimg._idGenObjectAttribute-68 {\n\theight:199px;\n\twidth:203px;\n}\nimg._idGenObjectAttribute-69 {\n\theight:11px;\n\twidth:9px;\n}\nimg._idGenObjectAttribute-70 {\n\theight:30px;\n\twidth:48px;\n}\nimg._idGenObjectAttribute-71 {\n\theight:305px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-72 {\n\theight:247px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-73 {\n\theight:31px;\n\twidth:35px;\n}\nimg._idGenObjectAttribute-74 {\n\theight:125px;\n\twidth:244px;\n}\nimg._idGenObjectAttribute-75 {\n\theight:128px;\n\twidth:226px;\n}\nimg._idGenObjectAttribute-76 {\n\theight:24px;\n\twidth:29px;\n}\nimg._idGenObjectAttribute-77 {\n\theight:26px;\n\twidth:50px;\n}\nimg._idGenObjectAttribute-78 {\n\theight:28px;\n\twidth:31px;\n}\nimg._idGenObjectAttribute-79 {\n\theight:109px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-80 {\n\theight:304px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-81 {\n\theight:121px;\n\twidth:222px;\n}\nimg._idGenObjectAttribute-82 {\n\theight:274px;\n\twidth:252px;\n}\nimg._idGenObjectAttribute-83 {\n\theight:105px;\n\twidth:252px;\n}\nimg._idGenObjectAttribute-84 {\n\theight:71px;\n\twidth:145px;\n}\nimg._idGenObjectAttribute-85 {\n\theight:22px;\n\twidth:105px;\n}\nimg._idGenObjectAttribute-86 {\n\theight:27px;\n\twidth:142px;\n}\nimg._idGenObjectAttribute-87 {\n\theight:58px;\n\twidth:182px;\n}\nimg._idGenObjectAttribute-88 {\n\theight:24px;\n\twidth:16px;\n}\nimg._idGenObjectAttribute-89 {\n\theight:460px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-90 {\n\theight:714px;\n\twidth:256px;\n}\nimg._idGenObjectAttribute-91 {\n\theight:209px;\n\twidth:519px;\n}\nimg._idGenObjectAttribute-92 {\n\theight:13px;\n\twidth:37px;\n}\nimg._idGenObjectAttribute-93 {\n\theight:22px;\n\twidth:114px;\n}\nimg._idGenObjectAttribute-94 {\n\theight:20px;\n\twidth:48px;\n}\nimg._idGenObjectAttribute-95 {\n\theight:26px;\n\twidth:102px;\n}\nimg._idGenObjectAttribute-96 {\n\theight:20px;\n\twidth:52px;\n}\nimg._idGenObjectAttribute-97 {\n\theight:20px;\n\twidth:17px;\n}\nimg._idGenObjectAttribute-98 {\n\theight:20px;\n\twidth:21px;\n}\nimg._idGenObjectAttribute-99 {\n\theight:25px;\n\twidth:68px;\n}\nimg._idGenObjectAttribute-100 {\n\theight:20px;\n\twidth:72px;\n}\nimg._idGenObjectAttribute-101 {\n\theight:20px;\n\twidth:50px;\n}\nimg._idGenObjectAttribute-102 {\n\theight:28px;\n\twidth:35px;\n}\nimg._idGenObjectAttribute-103 {\n\theight:22px;\n\twidth:46px;\n}\nimg._idGenObjectAttribute-104 {\n\theight:20px;\n\twidth:53px;\n}\nimg._idGenObjectAttribute-105 {\n\theight:23px;\n\twidth:158px;\n}\nimg._idGenObjectAttribute-106 {\n\theight:20px;\n\twidth:60px;\n}\nimg._idGenObjectAttribute-107 {\n\theight:21px;\n\twidth:87px;\n}\nimg._idGenObjectAttribute-108 {\n\theight:20px;\n\twidth:29px;\n}\nimg._idGenObjectAttribute-109 {\n\theight:23px;\n\twidth:170px;\n}\nimg._idGenObjectAttribute-110 {\n\theight:20px;\n\twidth:70px;\n}\nimg._idGenObjectAttribute-111 {\n\theight:21px;\n\twidth:57px;\n}\nimg._idGenObjectAttribute-112 {\n\theight:20px;\n\twidth:26px;\n}\nimg._idGenObjectAttribute-113 {\n\theight:25px;\n\twidth:55px;\n}\nimg._idGenObjectAttribute-114 {\n\theight:20px;\n\twidth:34px;\n}\nimg._idGenObjectAttribute-115 {\n\theight:30px;\n\twidth:26px;\n}\nimg._idGenObjectAttribute-116 {\n\theight:20px;\n\twidth:39px;\n}\nimg._idGenObjectAttribute-117 {\n\theight:16px;\n\twidth:22px;\n}\nimg._idGenObjectAttribute-118 {\n\theight:16px;\n\twidth:25px;\n}\nimg._idGenObjectAttribute-119 {\n\theight:26px;\n\twidth:49px;\n}\nimg._idGenObjectAttribute-120 {\n\theight:17px;\n\twidth:32px;\n}\nimg._idGenObjectAttribute-121 {\n\theight:20px;\n\twidth:22px;\n}\nimg._idGenObjectAttribute-122 {\n\theight:31px;\n\twidth:54px;\n}\nimg._idGenObjectAttribute-123 {\n\theight:13px;\n\twidth:22px;\n}\nimg._idGenObjectAttribute-124 {\n\theight:13px;\n\twidth:23px;\n}\nimg._idGenObjectAttribute-125 {\n\theight:25px;\n\twidth:29px;\n}\nimg._idGenObjectAttribute-126 {\n\theight:33px;\n\twidth:30px;\n}\nimg._idGenObjectAttribute-127 {\n\theight:16px;\n\twidth:26px;\n}\nimg._idGenObjectAttribute-128 {\n\theight:16px;\n\twidth:16px;\n}\nimg._idGenObjectAttribute-129 {\n\theight:30px;\n\twidth:34px;\n}\nimg._idGenObjectAttribute-130 {\n\theight:16px;\n\twidth:13px;\n}\nimg._idGenObjectAttribute-131 {\n\theight:24px;\n\twidth:42px;\n}\nimg._idGenObjectAttribute-132 {\n\theight:20px;\n\twidth:43px;\n}\nimg._idGenObjectAttribute-133 {\n\theight:35px;\n\twidth:42px;\n}\nimg._idGenObjectAttribute-134 {\n\theight:24px;\n\twidth:48px;\n}\nimg._idGenObjectAttribute-135 {\n\theight:20px;\n\twidth:76px;\n}\nimg._idGenObjectAttribute-136 {\n\theight:28px;\n\twidth:67px;\n}\nimg._idGenObjectAttribute-137 {\n\theight:20px;\n\twidth:65px;\n}\nimg._idGenObjectAttribute-138 {\n\theight:24px;\n\twidth:95px;\n}\nimg._idGenObjectAttribute-139 {\n\theight:24px;\n\twidth:82px;\n}\nimg._idGenObjectAttribute-140 {\n\theight:29px;\n\twidth:201px;\n}\nimg._idGenObjectAttribute-141 {\n\theight:28px;\n\twidth:183px;\n}\nimg._idGenObjectAttribute-142 {\n\theight:23px;\n\twidth:80px;\n}\nimg._idGenObjectAttribute-143 {\n\theight:25px;\n\twidth:186px;\n}\nimg._idGenObjectAttribute-144 {\n\theight:18px;\n\twidth:21px;\n}\nimg._idGenObjectAttribute-145 {\n\theight:20px;\n\twidth:61px;\n}\nimg._idGenObjectAttribute-146 {\n\theight:20px;\n\twidth:68px;\n}\nimg._idGenObjectAttribute-147 {\n\theight:22px;\n\twidth:196px;\n}\nimg._idGenObjectAttribute-148 {\n\theight:21px;\n\twidth:121px;\n}\nimg._idGenObjectAttribute-149 {\n\theight:13px;\n\twidth:38px;\n}\nimg._idGenObjectAttribute-150 {\n\theight:24px;\n\twidth:123px;\n}\nimg._idGenObjectAttribute-151 {\n\theight:20px;\n\twidth:49px;\n}\nimg._idGenObjectAttribute-152 {\n\theight:22px;\n\twidth:93px;\n}\nimg._idGenObjectAttribute-153 {\n\theight:20px;\n\twidth:30px;\n}\nimg._idGenObjectAttribute-154 {\n\theight:25px;\n\twidth:214px;\n}\nimg._idGenObjectAttribute-155 {\n\theight:26px;\n\twidth:105px;\n}\nimg._idGenObjectAttribute-156 {\n\theight:23px;\n\twidth:42px;\n}\nimg._idGenObjectAttribute-157 {\n\theight:30px;\n\twidth:200px;\n}\nimg._idGenObjectAttribute-158 {\n\theight:26px;\n\twidth:53px;\n}\nimg._idGenObjectAttribute-159 {\n\theight:31px;\n\twidth:32px;\n}\nimg._idGenObjectAttribute-160 {\n\theight:32px;\n\twidth:35px;\n}\nimg._idGenObjectAttribute-161 {\n\theight:18px;\n\twidth:34px;\n}\nimg._idGenObjectAttribute-162 {\n\theight:23px;\n\twidth:53px;\n}\nimg._idGenObjectAttribute-163 {\n\theight:13px;\n\twidth:26px;\n}\nimg._idGenObjectAttribute-164 {\n\theight:31px;\n\twidth:64px;\n}\nimg._idGenObjectAttribute-165 {\n\theight:22px;\n\twidth:53px;\n}\nimg._idGenObjectAttribute-166 {\n\theight:21px;\n\twidth:53px;\n}\nimg._idGenObjectAttribute-167 {\n\theight:23px;\n\twidth:40px;\n}\nimg._idGenObjectAttribute-168 {\n\theight:22px;\n\twidth:52px;\n}\nimg._idGenObjectAttribute-169 {\n\theight:24px;\n\twidth:40px;\n}\nimg._idGenObjectAttribute-170 {\n\theight:24px;\n\twidth:41px;\n}\nimg._idGenObjectAttribute-171 {\n\theight:14px;\n\twidth:75px;\n}\nimg._idGenObjectAttribute-172 {\n\theight:28px;\n\twidth:19px;\n}\nimg._idGenObjectAttribute-173 {\n\theight:28px;\n\twidth:20px;\n}\nimg._idGenObjectAttribute-174 {\n\theight:20px;\n\twidth:51px;\n}\nimg._idGenObjectAttribute-175 {\n\theight:34px;\n\twidth:49px;\n}\nimg._idGenObjectAttribute-176 {\n\theight:24px;\n\twidth:43px;\n}\nimg._idGenObjectAttribute-177 {\n\theight:34px;\n\twidth:32px;\n}\nimg._idGenObjectAttribute-178 {\n\theight:47px;\n\twidth:43px;\n}\nimg._idGenObjectAttribute-179 {\n\theight:34px;\n\twidth:40px;\n}\nimg._idGenObjectAttribute-180 {\n\theight:36px;\n\twidth:37px;\n}\nimg._idGenObjectAttribute-181 {\n\theight:27px;\n\twidth:19px;\n}\nimg._idGenObjectAttribute-182 {\n\theight:35px;\n\twidth:32px;\n}\nimg._idGenObjectAttribute-183 {\n\theight:35px;\n\twidth:34px;\n}\nimg._idGenObjectAttribute-184 {\n\theight:23px;\n\twidth:43px;\n}\nimg._idGenObjectAttribute-185 {\n\theight:20px;\n\twidth:45px;\n}\nimg._idGenObjectAttribute-186 {\n\theight:35px;\n\twidth:40px;\n}\nimg._idGenObjectAttribute-187 {\n\theight:35px;\n\twidth:27px;\n}\nimg._idGenObjectAttribute-188 {\n\theight:48px;\n\twidth:19px;\n}\nimg._idGenObjectAttribute-189 {\n\theight:20px;\n\twidth:19px;\n}\nimg._idGenObjectAttribute-190 {\n\theight:20px;\n\twidth:31px;\n}\nimg._idGenObjectAttribute-191 {\n\theight:20px;\n\twidth:40px;\n}\nimg._idGenObjectAttribute-192 {\n\theight:30px;\n\twidth:70px;\n}\nimg._idGenObjectAttribute-193 {\n\theight:20px;\n\twidth:71px;\n}\nimg._idGenObjectAttribute-194 {\n\theight:13px;\n\twidth:129px;\n}\nimg._idGenObjectAttribute-195 {\n\theight:16px;\n\twidth:28px;\n}\nimg._idGenObjectAttribute-196 {\n\theight:20px;\n\twidth:66px;\n}\nimg._idGenObjectAttribute-197 {\n\theight:20px;\n\twidth:55px;\n}\nimg._idGenObjectAttribute-198 {\n\theight:13px;\n\twidth:32px;\n}\nimg._idGenObjectAttribute-199 {\n\theight:32px;\n\twidth:34px;\n}\nimg._idGenObjectAttribute-200 {\n\theight:27px;\n\twidth:179px;\n}\nimg._idGenObjectAttribute-201 {\n\theight:20px;\n\twidth:33px;\n}\nimg._idGenObjectAttribute-202 {\n\theight:13px;\n\twidth:75px;\n}\nimg._idGenObjectAttribute-203 {\n\theight:13px;\n\twidth:39px;\n}\nimg._idGenObjectAttribute-204 {\n\theight:17px;\n\twidth:27px;\n}\nimg._idGenObjectAttribute-205 {\n\theight:17px;\n\twidth:21px;\n}\nimg._idGenObjectAttribute-206 {\n\theight:15px;\n\twidth:49px;\n}\nimg._idGenObjectAttribute-207 {\n\theight:25px;\n\twidth:190px;\n}\nimg._idGenObjectAttribute-208 {\n\theight:23px;\n\twidth:97px;\n}\nimg._idGenObjectAttribute-209 {\n\theight:13px;\n\twidth:47px;\n}\nimg._idGenObjectAttribute-210 {\n\theight:57px;\n\twidth:242px;\n}\nimg._idGenObjectAttribute-211 {\n\theight:15px;\n\twidth:129px;\n}\nimg._idGenObjectAttribute-212 {\n\theight:20px;\n\twidth:54px;\n}\nimg._idGenObjectAttribute-213 {\n\theight:23px;\n\twidth:32px;\n}\nimg._idGenObjectAttribute-214 {\n\theight:20px;\n\twidth:27px;\n}\nimg._idGenObjectAttribute-215 {\n\theight:20px;\n\twidth:83px;\n}\nimg._idGenObjectAttribute-216 {\n\theight:24px;\n\twidth:90px;\n}\nimg._idGenObjectAttribute-217 {\n\theight:24px;\n\twidth:51px;\n}\nimg._idGenObjectAttribute-218 {\n\theight:20px;\n\twidth:63px;\n}\nimg._idGenObjectAttribute-219 {\n\theight:24px;\n\twidth:20px;\n}\nimg._idGenObjectAttribute-220 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{\n\theight:24px;\n\twidth:47px;\n}\nimg._idGenObjectAttribute-375 {\n\theight:19px;\n\twidth:32px;\n}\nimg._idGenObjectAttribute-376 {\n\theight:19px;\n\twidth:21px;\n}\nimg._idGenObjectAttribute-377 {\n\theight:20px;\n\twidth:24px;\n}\nimg._idGenObjectAttribute-378 {\n\theight:16px;\n\twidth:29px;\n}\nimg._idGenObjectAttribute-379 {\n\theight:13px;\n\twidth:27px;\n}\nimg._idGenObjectAttribute-380 {\n\theight:20px;\n\twidth:32px;\n}\nimg._idGenObjectAttribute-381 {\n\theight:18px;\n\twidth:53px;\n}\nimg._idGenObjectAttribute-382 {\n\theight:33px;\n\twidth:155px;\n}\nimg._idGenObjectAttribute-383 {\n\theight:27px;\n\twidth:30px;\n}\nimg._idGenObjectAttribute-384 {\n\theight:30px;\n\twidth:24px;\n}\nimg._idGenObjectAttribute-385 {\n\theight:37px;\n\twidth:26px;\n}\nimg._idGenObjectAttribute-386 {\n\theight:64px;\n\twidth:28px;\n}\nimg._idGenObjectAttribute-387 {\n\theight:62px;\n\twidth:28px;\n}\nimg._idGenObjectAttribute-388 {\n\theight:28px;\n\twidth:24px;\n}\nimg._idGenObjectAttribute-389 {\n\theight:38px;\n\twidth:18px;\n}\nimg._idGenObjectAttribute-390 {\n\theight:42px;\n\twidth:26px;\n}\nimg._idGenObjectAttribute-391 {\n\theight:182px;\n\twidth:25px;\n}\nimg._idGenObjectAttribute-392 {\n\theight:143px;\n\twidth:25px;\n}\nimg._idGenObjectAttribute-393 {\n\theight:180px;\n\twidth:25px;\n}\nimg._idGenObjectAttribute-394 {\n\theight:237px;\n\twidth:26px;\n}\nimg._idGenObjectAttribute-395 {\n\theight:214px;\n\twidth:25px;\n}\nimg._idGenObjectAttribute-396 {\n\theight:111px;\n\twidth:25px;\n}\nimg._idGenObjectAttribute-397 {\n\theight:96px;\n\twidth:25px;\n}\ndiv._idGenObjectStyleOverride-1 {\n\tbackground-color:#dae6f5;\n\tborder-width:0px;\n}\ndiv._idGenObjectStyleOverride-2 {\n\tbackground-color:#5aa0d7;\n\tborder-color:#ffffff;\n\tborder-style:solid;\n\tborder-width:2px;\n}\ndiv._idGenObjectStyleOverride-3 {\n\tbackground-color:#ffffff;\n\tborder-width:0px;\n}\ndiv._idGenObjectStyleOverride-4 {\n\tbackground-color:#cadbf1;\n\tborder-bottom-left-radius:4px;\n\tborder-bottom-right-radius:4px;\n\tborder-top-left-radius:4px;\n\tborder-top-right-radius:4px;\n\tborder-width:0px;\n}\ndiv._idGenObjectStyleOverride-5 {\n\tbackground-color:#f3f6fc;\n\tborder-color:#bad2ed;\n\tborder-style:solid;\n\tborder-width:3px;\n}\ndiv._idGenObjectStyleOverride-6 {\n\tbackground-color:#5aa0d7;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n}\ndiv._idGenObjectStyleOverride-7 {\n\tbackground-color:#ffffff;\n\tborder-color:#5aa0d7;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-8 {\n\tbackground-color:#5aa0d7;\n\tborder-bottom-left-radius:4px;\n\tborder-bottom-right-radius:4px;\n\tborder-top-left-radius:4px;\n\tborder-top-right-radius:4px;\n\tborder-width:0px;\n}\ndiv._idGenObjectStyleOverride-9 {\n\tbackground-color:#000000;\n\tborder-bottom-left-radius:0px;\n\tborder-bottom-right-radius:0px;\n\tborder-style:dotted;\n\tborder-top-left-radius:9px;\n\tborder-top-right-radius:1px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-10 {\n\tbackground-color:#f3f6fc;\n\tborder-color:#5aa0d7;\n\tborder-style:solid;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-11 {\n\tbackground-color:#5aa0d7;\n\tborder-color:#ffffff;\n\tborder-style:solid;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-12 {\n\tborder-style:dotted;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-13 {\n\tbackground-color:#58595b;\n\tborder-width:0px;\n}\ndiv._idGenObjectStyleOverride-14 {\n\tbackground-color:#ffffff;\n\tborder-bottom-right-radius:2px;\n\tborder-top-right-radius:2px;\n\tborder-width:0px;\n}\ndiv._idGenObjectStyleOverride-15 {\n\tbackground-color:#4ec8eb;\n\tborder-width:0px;\n}\ndiv._idGenObjectStyleOverride-16 {\n\tbackground-color:#bd202e;\n\tborder-width:0px;\n}\ndiv._idGenObjectStyleOverride-17 {\n\tborder-bottom-left-radius:12px;\n\tborder-bottom-right-radius:12px;\n\tborder-color:#ffffff;\n\tborder-style:solid;\n\tborder-top-left-radius:12px;\n\tborder-top-right-radius:12px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-18 {\n\tbackground-color:#f0f3fa;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#2d7ec2;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-19 {\n\tbackground-color:#f0e4f1;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#b055a0;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-20 {\n\tbackground-color:#ccdbf1;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#2d7ec2;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-21 {\n\tbackground-color:#e4cee4;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#b055a0;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-22 {\n\tbackground-color:#ededee;\n\tborder-color:#006cb7;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-23 {\n\tbackground-color:#ededee;\n\tborder-color:#b055a0;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-24 {\n\tbackground-color:#a3238e;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#a3238e;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-25 {\n\tborder-color:#a3238e;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-26 {\n\tbackground-color:#0080c6;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#0080c6;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-27 {\n\tborder-color:#006cb7;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-28 {\n\tbackground-color:#ffffff;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#b055a0;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-29 {\n\tbackground-color:#f6f0f7;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#b055a0;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-30 {\n\tbackground-color:#e2f0d6;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#98cc6c;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-31 {\n\tbackground-color:#ed1c24;\n\tborder-width:0px;\n}\ndiv._idGenObjectStyleOverride-32 {\n\tborder-bottom-left-radius:8px;\n\tborder-bottom-right-radius:8px;\n\tborder-top-left-radius:8px;\n\tborder-top-right-radius:8px;\n}\ndiv._idGenObjectStyleOverride-33 {\n\tbackground-color:#7fc349;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#7fc349;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-34 {\n\tborder-color:#7fc349;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-35 {\n\tborder-color:#00aeef;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-36 {\n\tborder-color:#f58232;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-37 {\n\tborder-color:#00a772;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-38 {\n\tbackground-color:#ffffff;\n\tborder-bottom-left-radius:0px;\n\tborder-bottom-right-radius:0px;\n\tborder-color:#ec0085;\n\tborder-top-left-radius:9px;\n\tborder-top-right-radius:1px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-39 {\n\tbackground-color:#ededee;\n\tborder-color:#7fc349;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-40 {\n\tbackground-color:#cbe8dc;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#00b38b;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-41 {\n\tbackground-color:#ededee;\n\tborder-color:#00a772;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-42 {\n\tbackground-color:#fef3f7;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#ef5ba1;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-43 {\n\tbackground-color:#f0f8f4;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#00b38b;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-44 {\n\tbackground-color:#ffffff;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#00b38b;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-45 {\n\tbackground-color:#e3f2ec;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#00b38b;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-46 {\n\tbackground-color:#fbd5e2;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#ef5b9b;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-47 {\n\tbackground-color:#ededee;\n\tborder-color:#ec008c;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-48 {\n\tbackground-color:#00a772;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#00a772;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-49 {\n\tbackground-color:#ec0085;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#ec0085;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-50 {\n\tbackground-color:#fff0e4;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#f9a35d;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-51 {\n\tbackground-color:#fee2cc;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#f89958;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-52 {\n\tbackground-color:#ededee;\n\tborder-color:#f58232;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-53 {\n\tbackground-color:#eff9fe;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#00b9f2;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-54 {\n\tbackground-color:#c7eafb;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#00b9f2;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-55 {\n\tbackground-color:#f58232;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#f58232;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-56 {\n\tbackground-color:#ededee;\n\tborder-color:#00aeef;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyleOverride-57 {\n\tbackground-color:#00aeef;\n\tborder-bottom-left-radius:3px;\n\tborder-bottom-right-radius:3px;\n\tborder-color:#00aeef;\n\tborder-top-left-radius:3px;\n\tborder-top-right-radius:3px;\n\tborder-width:1px;\n}\ndiv._idGenObjectStyle-Disabled {\n\tbackground-color:transparent;\n\tborder-width:0px;\n}\ndiv._idGenObjectLayout-1 {\n\ttext-align:center;\n}\ndiv._idGenObjectLayout-2 {\n\ttext-align:left;\n}\ndiv._idGenObjectLayout-3 {\n\tmargin:49px -49px 49px -49px;\n}\ndiv._idGenObjectLayout-4 {\n\tmargin:-4px 4px -4px 4px;\n}\ndiv._idGenObjectLayout-5 {\n\tmargin:10px -10px 10px -10px;\n}\ndiv._idGenObjectLayout-6 {\n\tmargin:-128px 128px -128px 128px;\n}\ndiv._idGenObjectLayout-7 {\n\tmargin:9px -9px 9px -9px;\n}\ndiv._idGenObjectLayout-8 {\n\tmargin:-12px 12px -12px 12px;\n}\ndiv._idGenObjectLayout-9 {\n\tmargin:12px -12px 12px -12px;\n}\ndiv._idGenObjectLayout-10 {\n\tmargin:-123px 123px -123px 123px;\n}\ndiv._idGenObjectLayout-11 {\n\tmargin:-25px 25px -25px 25px;\n}\ndiv._idGenObjectLayout-12 {\n\tmargin:-16px 16px -16px 16px;\n}\ndiv._idGenObjectLayout-13 {\n\tmargin:-49px 49px -49px 49px;\n}\ndiv._idGenObjectLayout-14 {\n\tmargin:-42px 42px -42px 42px;\n}\ndiv._idGenObjectLayout-15 {\n\tmargin:-3px 3px -3px 3px;\n}\ndiv._idGenObjectLayout-16 {\n\tmargin:-26px 26px -26px 26px;\n}\ndiv._idGenObjectLayout-17 {\n\tmargin:-8px 8px -8px 8px;\n}\ndiv._idGenObjectLayout-18 {\n\tmargin:17px -17px 17px -17px;\n}\ndiv._idGenObjectLayout-19 {\n\tmargin:-15px 15px -15px 15px;\n}\ndiv._idGenObjectLayout-20 {\n\tmargin:-7px 7px -7px 7px;\n}\ndiv._idGenObjectLayout-21 {\n\tmargin:-22px 22px -22px 22px;\n}\ndiv._idGenObjectLayout-22 {\n\tmargin:-9px 9px -9px 9px;\n}\ndiv._idGenObjectLayout-23 {\n\tmargin:7px -7px 7px -7px;\n}\ndiv._idGenObjectLayout-24 {\n\tmargin:5px -5px 5px -5px;\n}\ndiv._idGenObjectLayout-25 {\n\tmargin:-24px 24px -24px 24px;\n}\ndiv._idGenObjectLayout-26 {\n\tmargin:-18px 18px -18px 18px;\n}\ndiv._idGenObjectLayout-27 {\n\tmargin:-47px 47px -47px 47px;\n}\ndiv._idGenObjectLayout-28 {\n\tmargin:-30px 30px -30px 30px;\n}\ndiv._idGenObjectLayout-29 {\n\tmargin:-6px 6px -6px 6px;\n}\n"
}