Answer to Question #163917 in Physical Chemistry for Parul

Question

a)

Give the significance of critical point in the phase diagram of water.

 b) Draw the phase diagram for water system and label the one, two and three phase equilibria on it.

Answer 1

Critical point, in physics, the set of conditions under which a liquid and its vapour become identical (see phase diagram). For each substance, the conditions defining the critical point are the critical temperature, the critical pressure, and the critical density.