Problem on vapour pressure and mole fraction

Provide solution of this question. The vapour pressure of a solvent decreased by 10 mm of mercury, 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 decrease in the vapour pressure is to be 20mm of mercury (a) 0.8 (b) 0.6 (c) 0.4 (d) 0.2

View Complete Question

Related Questions in Chemistry

Q : Adiabatic compression A lean natural

A lean natural gas is available at 18oC and 65 bars and must be compressed for economical pipeline transportation. The gas is first adiabatically compressed to 200 bars and then isobarically (i.e. at constant pressure) cooled to 25°C. The gas, which is

Q : Question on colligative property Choose

Choose the right answer from following. Which of the following is a colligative property: (a) Osmotic pressure (b) Boiling point (c) Vapour pressure (d) Freezing point

Q : Vapour pressure of a liquid Help me to

Help me to go through this problem. The vapour pressure of a liquid depends on: (a) Temperature but not on volume (b) Volume but not on temperature (c) Temperature and volume (d) Neither on temperature nor on volume

Q : Entropy is entropy on moleculare basis

is entropy on moleculare basis relates to the tras.,vib.,and rotational motions?

Q : Oxoacids of halogens Why oxidising

Why oxidising character of oxoacids of halogens decreases as oxidation number increases?

Q : Molar and Volumetric flow rate problem

Cyclohexane (C6H12) is produced by mixing Benzene and hydrogen. A process including a reactor, separator, and recycle stream is used to produce Cyclohexane. The fresh feed contains 260L/min C6H6 with 950 L/min of H2

Q : Calculating Formulae Superphosphate has

Superphosphate has the formula CaH4(PO4)2 H2O, what is the calculation to get the percentage of Phosphorus, I need to show the calculation. I know it is 30.9737622 u in weight and 2 atoms of the formula, but not sure how to work the calculation backwards.

Discover Q & A

Leading Solution Library

Avail More Than 1431800 Solved problems, classrooms assignments, textbook's solutions, for quick Downloads

No hassle, Instant Access

Start Discovering

18,76,764

1939374
Asked

3,689

Active Tutors

1431800

Questions
Answered

Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!

Submit Assignment