問題詳情

4. (25%)hesh air containing 5.00 mol% water vapor is to be cooled and dehumidified to a water content of 2,50 mol% H20, A stream of fresh air is combined with a recycle stream of previously dehumidified air and passed through the cooler. The blended stream entering the unit contains 3.00 mol%H20. In the air conditioner, some of the water in the feed stream is condensed and removed as liquid. A fraction of the dehumidified air leaving the cooler is recycled and the remainder is delivered (o a room. Taking 100 moJ of dehumidified are delivered to the room as a basis of calculation, calculate the moles of fresh feed, moles of water condensed, and moles of dehumidified air recycled.

參考答案

答案:A
難度:簡單0.85452
統計:A(1210),B(49),C(25),D(30),E(0)

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