Question: The binary mixture A-B forms an azeotrope with boiling point of 71.8C at 1 bar pressure, the azeotropic composition being 55 mol% A. The pure

The binary mixture A-B forms an azeotrope with boiling point of 71.8C at 1 bar pressure, the azeotropic composition being 55 mol% A. The pure component vapor pressure at 71.8C are 0.710 bar and 0.743 bar for components A and B respectively. Estimate the activity coefficient of A in liquid, assuming vapor phase to be ideal

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