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

Correct Answer: A counter diffusion at an almost equal molar rate ✔

Last Updated: February 17, 2019