Which of the following characterstics the critical point?

Options

A. At the critical point both liquid and solid phase coexist
B. At the critical point, solid, liquid and gas phase coexist
C. At the critical point liquid and gas phase coexist together
D. At the critical point liquid and gas phase have unequal density.

Answer

C

Explanation

At the critical point liquid and gas phase coexist together with equal density.