Relative humidity of air is 60% and the saturation vapour pressure of water vapour in…
CHEMISTRY · Single correct · A Level · Chemistry · Amount of substance · Amount of substance
Problem
Relative humidity of air is 60% and the saturation vapour pressure of water vapour in air is 3.6 kPa. The mass of water vapours present in 2 litre air at 300 K is :
(1) 52 g
(2) 31.2 g
(3) 26 g
(4) 5.2 g