February 23, 2017

Homework Help: Physics

Posted by Aaron on Sunday, September 19, 2010 at 1:48pm.

A solar still is used to make fresh water from salt water by evaporation. Assume that during a summer day that 1000 BTU/ft sq of solar energy falls on the surface of the salt water. Determine how many inches of water are evaporated in 30 days. Assume that 1040 BTUs is needed to distill one pound of water.

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