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If vapour pressure of pure liquids 'a' %...

If vapour pressure of pure liquids `'a' % 'B'` are `300` and `800` torr respectively at `25^(@)C`. When these two liquids are mixed at this temperature to form a solution in which mole percentage of `'B'` is `92`, then the total vapour pressure is observed to be `0.95` atm. Which of the following is true for this solution.

A

`DeltaV_("mix")gt0`

B

`DeltaH_("mix")lt0`

C

`DeltaV_("mix")=0`

D

`DeltaH_("mix")=0`

Text Solution

Verified by Experts

The correct Answer is:
B
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