1.

to make a saturated solution of 25g of sodium cholride is disoved in 75g of water at 293k what is the mass percent​

Answer» <html><body><p></p><h2><strong><u>GIVEN</u></strong><strong><u>:</u></strong><strong><u>-</u></strong></h2><p></p><p></p><ul><li><img align="absmiddle" alt="\rm{Mass\:of\:Solute=25g}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%5Crm%7BMass%5C%3Aof%5C%3ASolute%3D25g%7D" title="\rm{Mass\:of\:Solute=25g}"/></li></ul><p></p><ul><li><img align="absmiddle" alt="\rm{Mass\:of\:Solvent=75g}" class="latex-formula" id="TexFormula2" src="https://tex.z-dn.net/?f=%5Crm%7BMass%5C%3Aof%5C%3ASolvent%3D75g%7D" title="\rm{Mass\:of\:Solvent=75g}"/></li></ul><p></p><p></p><h2><strong><u>TO</u></strong><strong><u> </u></strong><strong><u><a href="https://interviewquestions.tuteehub.com/tag/find-11616" style="font-weight:bold;" target="_blank" title="Click to know more about FIND">FIND</a></u></strong><strong><u>:</u></strong><strong><u>-</u></strong></h2><p></p><p></p><ul><li><img align="absmiddle" alt="\rm{Mass\: Percentage\:of\:Solution}" class="latex-formula" id="TexFormula3" src="https://tex.z-dn.net/?f=%5Crm%7BMass%5C%3A%20Percentage%5C%3Aof%5C%3ASolution%7D" title="\rm{Mass\: Percentage\:of\:Solution}"/></li></ul><p></p><h2><strong><u><a href="https://interviewquestions.tuteehub.com/tag/formulae-996890" style="font-weight:bold;" target="_blank" title="Click to know more about FORMULAE">FORMULAE</a></u></strong><strong><u> </u></strong><strong><u>USED</u></strong><strong><u>:</u></strong><strong><u>-</u></strong></h2><p></p><p></p><p><img align="absmiddle" alt="{\boxed{\rm{Mass\: Percentage=\dfrac{Mass\:of\:Solute}{Mass\:of\:Solution}\times{100}}}}" class="latex-formula" id="TexFormula4" src="https://tex.z-dn.net/?f=%7B%5Cboxed%7B%5Crm%7BMass%5C%3A%20Percentage%3D%5Cdfrac%7BMass%5C%3Aof%5C%3ASolute%7D%7BMass%5C%3Aof%5C%3ASolution%7D%5Ctimes%7B100%7D%7D%7D%7D" title="{\boxed{\rm{Mass\: Percentage=\dfrac{Mass\:of\:Solute}{Mass\:of\:Solution}\times{100}}}}"/></p><p></p><p></p><h2><strong><u>EXPLA</u></strong><strong><u>NATION</u></strong><strong><u>:</u></strong><strong><u>-</u></strong></h2><p></p><p>We know,</p><p></p><p></p><p><img align="absmiddle" alt="\rm{Mass\:of\:Solution=Mass\:of\:Solute+Mass\:of\:Solvent}" class="latex-formula" id="TexFormula5" src="https://tex.z-dn.net/?f=%5Crm%7BMass%5C%3Aof%5C%3ASolution%3DMass%5C%3Aof%5C%3ASolute%2BMass%5C%3Aof%5C%3ASolvent%7D" title="\rm{Mass\:of\:Solution=Mass\:of\:Solute+Mass\:of\:Solvent}"/></p><p></p><p><img align="absmiddle" alt="\rm{Mass\:of\:Solution=25g+75g}" class="latex-formula" id="TexFormula6" src="https://tex.z-dn.net/?f=%5Crm%7BMass%5C%3Aof%5C%3ASolution%3D25g%2B75g%7D" title="\rm{Mass\:of\:Solution=25g+75g}"/></p><p></p><p><img align="absmiddle" alt="\rm{Mass\:of\:Solution=100g}" class="latex-formula" id="TexFormula7" src="https://tex.z-dn.net/?f=%5Crm%7BMass%5C%3Aof%5C%3ASolution%3D100g%7D" title="\rm{Mass\:of\:Solution=100g}"/></p><p></p><p><strong>Now</strong><strong>,</strong></p><p></p><p><strong>Mass</strong><strong> </strong><strong>percen</strong><strong>tage</strong><strong> </strong><strong>of</strong><strong> </strong><strong>Solution</strong></p><p></p><p><img align="absmiddle" alt="\implies\rm{\dfrac{Mass\:of\:Solute}{Mass\:of\:Solution}\times{100}}" class="latex-formula" id="TexFormula8" src="https://tex.z-dn.net/?f=%5Cimplies%5Crm%7B%5Cdfrac%7BMass%5C%3Aof%5C%3ASolute%7D%7BMass%5C%3Aof%5C%3ASolution%7D%5Ctimes%7B100%7D%7D" title="\implies\rm{\dfrac{Mass\:of\:Solute}{Mass\:of\:Solution}\times{100}}"/></p><p></p><p><img align="absmiddle" alt="\implies\rm{\dfrac{25}{100}\times{100}}" class="latex-formula" id="TexFormula9" src="https://tex.z-dn.net/?f=%5Cimplies%5Crm%7B%5Cdfrac%7B25%7D%7B100%7D%5Ctimes%7B100%7D%7D" title="\implies\rm{\dfrac{25}{100}\times{100}}"/></p><p></p><p><img align="absmiddle" alt="\implies\rm{\dfrac{25}{\cancel{100}}\times{\cancel{100}}}" class="latex-formula" id="TexFormula10" src="https://tex.z-dn.net/?f=%5Cimplies%5Crm%7B%5Cdfrac%7B25%7D%7B%5Ccancel%7B100%7D%7D%5Ctimes%7B%5Ccancel%7B100%7D%7D%7D" title="\implies\rm{\dfrac{25}{\cancel{100}}\times{\cancel{100}}}"/></p><p></p><p><img align="absmiddle" alt="\implies\rm{25 Percent.}" class="latex-formula" id="TexFormula11" src="https://tex.z-dn.net/?f=%5Cimplies%5Crm%7B25%20Percent.%7D" title="\implies\rm{25 Percent.}"/>.</p><p></p><p><strong>Hence</strong><strong>,</strong><strong> </strong><strong>The</strong><strong> </strong><strong>mass</strong><strong> </strong><strong>Perce</strong><strong>ntage</strong><strong> </strong><strong>of</strong><strong> </strong><strong>Solu</strong><strong>tion</strong><strong> </strong><strong>is</strong><strong> </strong><strong>2</strong><strong>5</strong><strong>%</strong><strong>.</strong></p><p></p><p></p><p><strong>EXTRA</strong><strong> </strong><strong>INFORMA</strong><strong>TION</strong><strong>.</strong></p><p></p><ul><li>When no more solution can not be dissolved in given solution at given <a href="https://interviewquestions.tuteehub.com/tag/temperature-11887" style="font-weight:bold;" target="_blank" title="Click to know more about TEMPERATURE">TEMPERATURE</a>. It is called <strong>Saturated</strong><strong> </strong><strong>solu</strong><strong>tion</strong><strong>.</strong></li></ul><p></p><ul><li>if the <a href="https://interviewquestions.tuteehub.com/tag/amount-374803" style="font-weight:bold;" target="_blank" title="Click to know more about AMOUNT">AMOUNT</a> of Solute contained in a solution <a href="https://interviewquestions.tuteehub.com/tag/less-1071906" style="font-weight:bold;" target="_blank" title="Click to know more about LESS">LESS</a> than the saturation level,it is called <strong>Unsaturated</strong><strong> </strong><strong>solution</strong><strong>.</strong></li></ul><p></p><p></p><p></p></body></html>


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