Solutions · Raoult law vapour composition
Two liquids A and B form an ideal solution at temperature T K. At T K, the vapour pressures of pure A and B are 55 and 15 kN m respectively. What is the mole fraction of A in solution of A and B in equilibrium with a vapour in which the mole fraction of A is 0.8 ?
- (1)0.5217
- (2)0.480
- (3)0.663
- (4)0.340
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