Question

Raoult’s law is when mole fraction approaches zero and Henry’s law is applicable when concentration approaches zero.

(a) True

(b) False

This question was addressed to me at a job interview.

I want to ask this question from Unit Operations in section Equilibrium Stage Operations, Unit Operations – Extraction, Crystallization and Filteration of Food Engineering

Answer 1

Right choice is (a) True

Easy explanation: Raoult’s law is when mole fraction approaches zero and Henry’s law is applicable when concentration approaches zero. Raoult’s law is for pure components and Henry’s law is applicable to dilute solution.