Q.

Two  volatile liquids A and B are mixed in the mole ratio  2:3 . Calculate the vapour pressure of pure A if the vapour pressure of pure B is 200mm Hg and the total vapour pressure is 300mm Hg

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Detailed Solution

Ptot = PA00.4+2000.6300 = 0.4pA0+1200.4pA0 = 180pA0 = 18004 = 450mm
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