Home
Class 12
CHEMISTRY
Two pure liquids A & B which can from id...

Two pure liquids A & B which can from ideal solution have vapour pressures 300 torr & 800 torr . A mixture of the vapour of A & B for which the mole fraction of A is `0.25` is slowly compressed at temperature T.
The molefraction of B in the last track of vapour is :

A

0.89

B

0.42

C

0.58

D

0.11

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

Two pure liquids A & B which can from ideal solution have vapour pressures 300 torr & 800 torr . A mixture of the vapour of A & B for which the mole fraction of A is 0.25 is slowly compressed at temperature T. The molefraction of A in this first drop of condensate is :

Two pure liquids A & B which can from ideal solution have vapour pressures 300 torr & 800 torr . A mixture of the vapour of A & B for which the mole fraction of A is 0.25 is slowly compressed at temperature T. The molefraction of B for a liquid solution whose normal boiling point is 'T'

Two pure liquids A & B which can from ideal solution have vapour pressures 300 torr & 800 torr . A mixture of the vapour of A & B for which the mole fraction of A is 0.25 is slowly compressed at temperature T. The total pressure applied when only last bubble of vapour remains

Two pure liquids A & B which can from ideal solution have vapour pressures 300 torr & 800 torr . A mixture of the vapour of A & B for which the mole fraction of A is 0.25 is slowly compressed at temperature T. The total pressure when first drop of condensate formed will be

Two liquids A and B have vapour pressure in the ratio P_(A)^(0):P_(B)^(0)=1:3 at a certain temperature . Assume A and B from an ideal solution and the ratio of mole fraction of A to B in the vapour phase is 4:3 . Then the mole fraction of B in the solution at the same temperature is :

The vapour pressure of water at room temperature is 23.8 mm Hg. The vapour pressure of an aqueous solution of sucrose with mole fraction 0.1 is equal to :

The vapour pressure of pure benzene is 640 mm at 298K. A solution of a solute in benzene shows a vapour pressure of 630 mm at the same temperature. Then the mole fraction of the solute is