Q .     Vapour pressure of chloroform `CHCl_{3}` and dichloromethane `CH_{2}Cl_{2}` at `25^{o}C` are `200mm Hg` and `41.5mm Hg` respectively. Vapour pressure of the solution obtained by mixing `25.5g` of `CHCl_{3}` and `40g` of `CH_{2}Cl_{2}` at the same temperature will be:
(Molecular mass of `CHCl_{3}=119.5u` and molecular mass of `CH_{2}Cl_{2}=85u`)

AIPMT 2012
A

`615.0mm Hg`

B

`347.9mm Hg`

C

`285.5mm Hg`

D

`173.9mm Hg`

E

`415mm Hg`

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