Answer to Question #117954 in Physical Chemistry for oluboyo dele

Question

The pressure that is required to liquefy a gas at its critical temperature is called its ____

Answer 1

The pressure that is required to liquefy a gas at its critical temperature is called its critical pressure.

More exactly, the critical pressure is the minimum pressure that is required to liquefy a gas at its critical temperature. Critical pressure and critical temperature define the critical point (or critical state) of a substance.