A building of air volume 30,000 cubic meters at elevation 400 ft MSL has an interior temperature of 50F and relative humidity of 50%. If the air is warmed to 68F, how much water (in liters) should be evaporated into this air in order to return it to 50% relative humidity at the new temperature?
closed as off topic by David Zaslavsky♦ Jan 10 '12 at 7:17
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