The vapour pressure of a pure liquid ‘A’ is 60mm, at 25°C. It forms an ideal solution with another liquid ‘B’. The mole fraction of ‘B’ is 0.6 and the total Pressure is 64mm. Then the vapour pressure of ‘B’ at 25°C is

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Detailed Solution

XA & XB are molefraction of liq A & liq B in the mixtureFor a volatile liquid mixture