Which of the following are correct?

Options

A. A liquid in a closed bottle is continuously decreasing. Then, vapours in the bottle must be unsaturated
B. As time passes, the amount of liquid in a closed vessel remains constant. So, the vapours in the bottle must be saturated
C. If the vapour is injected at a uniform rate in a closed vessel which was initially evacuated, then the pressure in the vessel first increases and then becomes constant
D. The pressure of an ideal gas is written as `P=2E//3V`. Here. E refers to total kinetic energy.

Answer

A, B, C, D