3) M CAT Mmot △T= Q 500 =8.6K MCp 7 Mmot 2×2 ×8.31 T=T,+△T=8.60C PAV-MRT Mmot V2=V.+AV=Vit Map =41.8+2×0.082×8.6=46.2(升) =0.046m3 目录结束T =T0 +Δ T = 8.60C V = M Mmol pΔ RΔ T V2 =V1+ΔV =V1+ M Mmol RΔ T p 2×0.082×8.6 1 =41.8+ =46.2(升) Q Cp = M Mmol p = 500 7 2× × 8.31 2 Δ T = 8.6K Q = Cp M Mmol (3) p Δ T 0.046m3 = 目录 结束