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23 Nov 2019

The vapor pressure of pure water at 25 C is 23.8 torr. A solution is made by mixign 36.38 g of unknown non ionic substance into 250.00 g of water and the vapor pressure of the solution is found to be 23.1 torr. What is the molecular weight of the solution?

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Patrina Schowalter
Patrina SchowalterLv2
2 Oct 2019

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Related questions

Part A. If 0.680 mol of a nonvolatile nonelectrolyte are dissolved in 3.90 mol of water, what is the vapor pressure PH2O of the resulting solution? The vapor pressure of pure water is 23.8 torr at 25 ∘C .

Part B. A solution is composed of 1.00 mol cyclohexane (P∘cy=97.6 torr) and 2.50 mol acetone (P∘ac=229.5 torr). What is the total vapor pressure Ptotal above this solution?

A )If 0.640mol ofa nonvolatile nonelectrolyte are dissolved in 3.40mol ofwater, what is the vapor pressure PH2O of theresulting solution? The vapor pressure of pure water is

23.8 torr at 25 ?C.


B) A solution is composed of 1.90mol cyclohexane(P?cy=97.6 torr) and 2.90mol acetone(P?ac=229.5 torr). What is the total vapor pressurePtotal above thissolution?




If 0.520 mol of a nonvolatile nonelectrolyte are dissolved in 3.20 mol of water, what is the vapor pressure PH2O of the resulting solution? The vapor pressure of pure water is 23.8 torr at 25 ∘C .

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