Question

As the distillation proceeds, the L/V ratio

(a) Constant

(b) Decreases

(c) Increases

(d) Vanishes

I have been asked this question by my college professor while I was bunking the class.

The query is from Constant Reflux Ratio topic in division Batch Distillation of Distillation Design

Answer 1

Right choice is (c) Increases

The explanation is: The distillation and the L/V ratio are directly proportional and thus as distillation proceeds L/V Increases.