Author Question: If its relative humidity is 50 and its absolute humidity is 16 mg H2O/L, the water vapor capac-ity ... (Read 125 times)

folubunmi · **on:** Jul 16, 2018

If its relative humidity is 50 and its absolute humidity is 16 mg H2O/L, the water vapor capac-ity of a gas is _____ mg H2O/L.

a. 0.8 c. 8
b. 3.2 d. 32

Question 2

The relative humidity is 40 and the capacity is 32 mg H2O/L. The absolute humidity of this gas is _____ mm Hg.

a. 1.3 c. 60
b. 12.8 d. 128

mcomstock09 · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: D
0.5 = 16/X.
0.5X = 16.
X = 16/0.5.
X = 32 mg H2O.

Answer to Question 2

ANS: B
RH = (AH/capacity) 100. 40 = 0.4. 0.4 = x/32. 32 0.4 = 12.8 mg H2O/L.