A constant-volume tank contains 10 lbm of ammonia initially
A constant-volume tank contains 10 lbm of ammonia initially at 30 lbf/in^2 and 80(deg)F (539.67(deg)R). The ammonia is then cooled until its pressure drops to 10 lbf/in^2. Determine its entropy change from the initial state to the final state.
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a constant-volume tank contains 10 lbm of ammonia initially at 30 lbfin2 and 80degf 53967degr the ammonia is then
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