解：(1)Q=△E= M I RAT-2CAT Minot2 △T-2Cw 500 =12K 5 2X2 ×8.31 T=To+△T=120C (2) Qr-Ar-I .V2 M RToIn V moi In 500 =0.11 MRT。 2×8.31×273 M 目录结束解：(1) Q = E = = 2 CV M Mmol R T i 2 Δ Δ Δ T 5 500 = = 2× × 2 Q = CV Δ T 8.31 2 12K T =T0 +Δ T = 120C = M Mmol RT0 V2 ln V1 QT = 500 2×8.31×273 =0.11 = M Mmol Q RT V2 ln V1 T =AT 0 (2) 目录 结束