2.82 g of glucose is dissolved in 30 g of water. Calculate the mole fraction of glucose and water.

2.82 g of glucose is dissolved in 30 g of water. Calculate the mole fr

1.	2.82 g of glucose is dissolved in 30 g of water. Calculate the mole fraction of glucose and water.
Answer» <html><body><p></p>Solution :<a href="https://interviewquestions.tuteehub.com/tag/mass-1088425" style="font-weight:bold;" target="_blank" title="Click to know more about MASS">MASS</a> of glucose `= 2. 82 <a href="https://interviewquestions.tuteehub.com/tag/g-1003017" style="font-weight:bold;" target="_blank" title="Click to know more about G">G</a>` <br/> No. of moles of glucose `= (2. 82)/( 180) = (<a href="https://interviewquestions.tuteehub.com/tag/30-304807" style="font-weight:bold;" target="_blank" title="Click to know more about 30">30</a>)/(18) = 1. 67` <br/> ` <a href="https://interviewquestions.tuteehub.com/tag/x-746616" style="font-weight:bold;" target="_blank" title="Click to know more about X">X</a> _(H _(2)O)= (1. 67)/( 1. 67 + 0.016) = (1. 67)/( 1. 686) =0.99` <br/> `<a href="https://interviewquestions.tuteehub.com/tag/therefore-706901" style="font-weight:bold;" target="_blank" title="Click to know more about THEREFORE">THEREFORE</a> x _(H _(2)O) + x _("glucose") =1` <br/> ` 0.99 + x _("glucose")=1` <br/> `x _("glucose")=1-0.99 =0.01`</body></html>