0.5000 40. 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 41. Na₂SO4.10 H₂O crystals ou

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
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(C)
40. 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
(b) 80
(d) 78.51
(a) 80.38
(c) 79.62
41. Na₂SO4.10 H₂O crystals of
Transcribed Image Text:(C) 40. 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 (b) 80 (d) 78.51 (a) 80.38 (c) 79.62 41. Na₂SO4.10 H₂O crystals of
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