A vapour is said to be saturated when?
A
more molecules return to the liquid than leave it
B
a dynamic equilibrium exists between the liquid molecules and the vapour molecules at a given temperature
C
the vapour pressure is atmospheric
D
the temperature of the vapour varies
E
all molecules are moving with the same speed
Verified Correct Answer: B.
Physical Principles & Numerical Solution
A vapor saturated is said to be in a dynamic equilibrium with its own liquid
Source: WAEC / JAMB / NECO Classroom Archive (Record #28964)