13.
Based on the phase diagram shown below, which of the following statements are correct? I. Sublimation occurs at a point that falls along a straight line from point A to point F.
II. C and E represent points where the gas and liquid phases are in equilibrium.
III. Molecules at point D have a greater average kinetic energy than those at point F.
IV. The temperature at point E is called the critical temperature of the compound.
(Please refer to the actual exam paper for the diagram)
(A) II, III, IV
(B) I, II, III
(C) I, III
(D) II, III
(E) I, II, III, IV