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What is the enthalpy change of the mixture if the enthalpy change of air is 10 J, enthalpy change of water vapor is 15 J, and the humidity is 40%?(a) 10 J(b) 12 J(c) 14 J(d) 16 JI got this question in an interview.The origin of the question is Applications of Humidity Chart in portion Humidity Charts & their Use, Analysis of the Degrees of Freedom in a Steady – State Process, Solving Material and Energy Balances Using Process and Unsteady State Material and Energy Balances of Basic Chemical Engineering |
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Answer» CORRECT ANSWER is (d) 16 J To explain I would say: ∆H = ∆Hair + ∆Hwater(h) = 10 + 15*0.4 = 16 J. |
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