Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity?
Vapour pressure of water at 20°C is 17.5 mm Hg.
A. 80.38
B. 80
C. 79.62
D. 78.51
Answer: Option C
Related Questions on Stoichiometry
A. Potential energy
B. Intermolecular forces
C. Kinetic energy
D. Total energy
A. ΔH = 1 (+ ve)and Δ V = -ve
B. ΔH = 0
C. ΔV = 0
D. Both B and C
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