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1. |
Enthalpy of air is 15 J and enthalpy of water vapor is 20 J, if the total enthalpy of the system is 20 J, what is the humidity of the system? |
A. | 0.25 |
B. | 0.5 |
C. | 0.75 |
D. | 1 |
Answer» B. 0.5 | |