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July 31, 2015

Homework Help: physics

Posted by james on Saturday, February 9, 2013 at 5:08pm.

1. When an ideal gas is expanded adiabatically in volume at constant pressure, the average kinetic energy of the gas molecule: A. Increase B. decreases C. Does no change
i know the answer is B but can someone explain why please? i thought it does not change since its adiabatically.

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