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At 80^(@)C the vapour pressure of pure l...

At `80^(@)C` the vapour pressure of pure liquid 'A' is 520 mm Hg and that of pure liquid 'B' is 1000 mm Hg. If a mixture solution of 'A' and 'B' boils at `80^(@)C` and 1 atm pressure, the amount of 'A' in the mixture is (1 atm `= 760 mm Hg)`

A

52 mole percent

B

34 mole percent

C

48 mole percent

D

50 mole percent

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The correct Answer is:
D
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