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
ANS: B
RH = (AH/capacity) ? 100%. [40% = 0.4]. 0.4 = x/32. 32 ? 0.4 = 12.8 mg H2O/L.
Health Professions
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