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At 300 K, two pure liquids A and B have ...

At 300 K, two pure liquids A and B have vapour pressures 150 mm Hg and 100 mm Hg respectively. In an equimolar liquid mixture of A and B, the mole fraction of B in the vapour mixture at this temperature is:

A

`0.6`

B

`0.5`

C

`0.4`

D

`0.3`

Text Solution

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The correct Answer is:
B
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