Question

Binary distillation involves the mass transfer by __________ at the gas-liquid interface.

a.

unidirectional diffusion from liquid to gas phase

b.

unidirectional diffusion from gas to liquid phase

c.

either 'a' or 'b'

d.

a counter diffusion at an almost equal molar rate

Answer: (d).a counter diffusion at an almost equal molar rate

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Q. Binary distillation involves the mass transfer by __________ at the gas-liquid interface.

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