29. Calculate △E for a system that releases 32 J of heat while 56 J of work is done on it.
(A) 24 J
(B) 88 J
(C) -88 J
(D) –24 J
(E) 56 J
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統計: A(2), B(0), C(1), D(1), E(0) #3278704
統計: A(2), B(0), C(1), D(1), E(0) #3278704