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Benzene and toluene forms an ideal solut...

Benzene and toluene forms an ideal solution. Vapour pressure of pure benzene is 100 torr while that of pure toluene is 50 torr. If mole faction of benzene in liquid phase is `(1)/(3)`. Then calculate the mole fraction of benzene in vapour phase :

A

`(2)/(3)`

B

`(1)/(2)`

C

`(2)/(5)`

D

`(1)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
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