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Raoult's Law

The vapour pr...

Question

The vapour pressure of pure benzene and toluene are 160 and 60 torr respectively. The molefraction of toluene in vapour phase in contact with equimolar solution of benzene and toluene is

A

0.50

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B

0.6

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C

0.27

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D

0.73

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Solution

The correct option is C
0.27

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Similar questions

Q. The vapour pressure of pure benzene and toluene are 160 and 60 torr respectively. The mole fraction of toluene in the vapour phase in contact with an equimolar solution of benzene and toluene is :

Q. The vapour pressure of pure benzene and toluene at a particular temperature are

100 m m

50 m m

respectively. Then the mole fraction of benzene in vapour phase in contact with equimolar solution of benzene and toluene is :

Q. Vapour pressure of pure benzene is 119 torr and of toluene is 37.0 torr at the same temperature mole fraction of toluene in vapour phase which is in equilibrium with a solution of benzene and toluene having a mole fraction of toluene 0.50, will be:

Q. Benzene and toluene form an ideal solution. Vapour Pressure of pure benzene is 100 torr while that of pure toluene is 50 torr. If mole fraction of benzene in liquid phase is

\frac{1}{3}

, calculate the mole fraction of benzene in vapour phase.

Q. Vapour pressure of pure benzene is

119 torr

and of toluene is

37.0 torr

at the same temperature. Then mole fraction of toluene in vapour phase which is in equilibrium with a solution of benzene and toluene having a mole fraction of toluene

0.50,

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