Home
Class 12
CHEMISTRY
Total vapour pressure of mixture of 1 mo...

Total vapour pressure of mixture of 1 mol X (`P_X^(@)` = 150 torr) and 2 mol` Y(P_Y^(@))` = 300 torr is 240torr. In this case :

A

There is a negative deviation from Raoult's law

B

There is a positive deviation from raoult's law

C

There is no deviation from Raoult's law

D

Can not be decided

Text Solution

Verified by Experts

The correct Answer is:
A
`P_("solution")ltP_("ideall solution")rarr(-)"ve deviation"`
Promotional Banner

Similar Questions

Explore conceptually related problems

Total Vapour pressure of mixture of 1molA (p_(A)^(0)=150 "torr") and 2molB (p_(B)^(0)=240 "torr") is 200 "torr" . In this case

Two liquids X and Y are perfectly immisoible. If X and Y have molecular masses in ratio 1:2 , the total vapour pressure of a mixture of X and Y prepared in weight ratio 2:3 should be (P_(X^(0))=400 torr, P_(Y^(0))=200 torr)

What is the mole ration of benzene (P_(B)^(@) =150 torr) and toluene (P_(T)^(@) =50 torr) in vapour phase if the given solution has a vapour pressure of 120 torr?

The vapour pressure of pure liquid (A) at is 575 torr and that of pure liquid B s 390 torr. These two compounds form ideal liquid and gaseous mixtures. Considers the equilibrium composition of a mixture in which the mole fraction of (A) in the vapour is 0.350 . Calculate the total pressure of the vapour and the compsoition of the liquid mixture.

Mole fraction of the toluene in the vapour phase which is in equilibrium with a solution of benzene ( p^(@) = 120 torr ) and toluene ( p^(@) =80 torr) having 2.0 mol of each is :

The mole fraction of toluene in the vapour phase which is in equilibrium with a solution of benzene (P_(B)^(@)=120 "torr") and toluene (P_(T)^(@)=80 "torr") having 2.0 mol of each, is

The vapour pressure of hexane (C_(6)H_(14)) and heptane (C_(7)H_(16)) at 50^@C are 408 torr and 141 torr, respectively, The composition of the vapour above a binary solution composition a mole fraction of 0.300 hexane is (y_(6) =mol fraction of hexane and y_(7) =mol fraction of heptane)