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The vapoure pressure of two pure liquids...

The vapoure pressure of two pure liquids A and B, that from an ideal solution are 100 and 900 torr respectively at temperature T. This liquid solution of A and B is composed of 1 mole of A and 1 mole of B. What will be the pressure, when 1 mole of mixture has been vaporized?

A

800 torr

B

500 torr

C

300 torr

D

None of these

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The correct Answer is:
c
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