Answer to Question #330259 in Molecular Physics | Thermodynamics for Rishellino Maitum

Question #330259

A tank contains 80 of air at a pressure of 350 psi; If the air is cooled until its pressure and temperature decreases to 200 psi and 80F respectively, what is the decrease in internal energy in Btu.



1
Expert's answer
2022-04-18T17:31:14-0400

"\u2206U=(p_1-p_2)V=12000~BTU."


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