Author Question: The actual water vapor pressure at 37 C when the relative humidity is 50 is _____ mm Hg. a. 18.5 ... (Read 66 times)

s.tung · **on:** Jul 16, 2018

The actual water vapor pressure at 37 C when the relative humidity is 50 is _____ mm Hg.

a. 18.5 c. 22
b. 23.5 d. 45

Question 2

If the actual water vapor pressure is 40 mm Hg and the capacity is 55 mm Hg, the relative hu-midity is:

a. 88. c. 80.
b. 85. d. 35.

maya.nigrin17@yahoo.com · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: B
RH = content (AH)/capacity 100.
0.5 = x/44 mm Hg = 23.5 mm Hg.

Answer to Question 2

ANS: C
RH = content (AH)/capacity 100.
(44/55) 100 = 80.