1. Q = νRTln(V2/V1) = (10/22.4)*8.31*273*ln2 = 702 J2. 终态压强为 p2 = v1/v2 * p1 = p1/2 Q = A = p2 * (v2-v1) = (1/2)*1.013*10^5*(2-1)*10^(-2) = 506.6 J
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