A vapor is said to be saturated when?
A
a dynamic equilibrium exists between liquid molecules and the vapour molecules
B
a dynamic equilibrium exists such that more molecules return to the liquid than are leaving it
C
the temperature of the vapour varies
D
the vapour pressure is atmospheric
Verified Correct Answer: A.
Physical Principles & Numerical Solution
A saturated vapour is one which is in dynamic equilibrium with its own liquid; that is as many go from the liquid to the vapour state every second return back to liquid.
Source: WAEC / JAMB / NECO Classroom Archive (Record #14310)