The vapour pressures of pure liquids A and B are 450 and 700 mm of Hg at 350 K, respectively. If the total vapour pressure of the mixture is 600 mm of Hg, the composition of the mixture is

Question

$X_A = 0.4, X_B = 0.6$

$X_A = 0.6, X_B = 0.4$

$X_A = 0.3, X_B = 0.7$

$X_A = 0.7, X_B = 0.3$

Solution

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