Chemical Engineering - Mass Transfer - Discussion


Pick out the wrong statement.

[A]. The mole fraction of solute is directly proportional to the molality of a 'dilute' solution.
[B]. For a non-reacting binary mixture of ideal gases, the partial pressure distribution of both components is nonlinear in the case of steady state unimolal unidirectional diffusion.
[C]. Azeotropes obey Raoult's law at all temperature.
[D]. The relative volatility of a binary mixture at the azeotropic composition is 1.

Answer: Option C


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