A vapour is said to be saturated when
...A vapour is said to be saturated when
more molecules return to the liquid than the amount that left it
a dynamic equilibrium exists between the molecules of the liquid and the vapour molecules at a given temperature
the vapour pressure is equal to the atmospheric pressure
all molecules are moving with the same speed in all directions at a given temperature
Correct answer is B
No explanation has been provided for this answer.