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Two liquids A and B have P(A)^(0):P(B)^(...

Two liquids A and B have `P_(A)^(0):P_(B)^(0)=1:3` at a certain temperature. If the mole fraction ratio of `x_(A) : x_(B) = 1:3`, the mole fraction of A in vapour in equilibrium with the solution at a given temperature is :

A

0.1

B

0.2

C

0.5

D

`1.0`

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