AS2=h、83145xh887 P I00小J.K.mon-1 25.10J.K Sm(g298.15K)=Sm(,29815K)+△s1+△S2 (17175+12866-25.10)JK-·mol 27531J.K-1.mol- A+B+Cp2+… DVm A+ Bp+Cp+ Z- RT RT lim z= A=RT=8.314×300=2494J.mol-1 RT B+2Cp+… ap RT 0.00153 ap RT B=-0.00153×8.314×300=-3816m3.mol 第7页共6页第 7 页 共 6 页 1 1 1 1 2 1 2 25.10 J K mol J K mol 100 4.887 ln 8.3145 ln − − − − = − ⋅ ⋅ ⎟ ⋅ ⋅ ⎠ ⎞ ⎜ ⎝ ⎛ Δ = = × p p S R ∴ 1 2 o m o Sm (g,298.15K) = S (l,298.15K) + ΔS + ΔS ( ) 1 1 1 1 275.31 J K mol 171.75 128.66 25.10 J K mol − − − − = ⋅ ⋅ = + − ⋅ ⋅ 七、 1、 2. 1 0 2 m 2 m lim 1 8.314 300 2494 J mol (1) − → = = = = × = ⋅ + + + = = + + + = A RT RT A Z RT A Bp Cp RT pV Z p A Bp Cp V p L L 3 1 0 0.00153 8.314 300 3.816 m mol lim 0.00153 2 (2) − → = − × × = − ⋅ = = − ⎟ ⎟ ⎠ ⎞ ⎜ ⎜ ⎝ ⎛ ∂ ∂ + + = ⎟ ⎟ ⎠ ⎞ ⎜ ⎜ ⎝ ⎛ ∂ ∂ B RT B p Z RT B Cp p Z T p T L (2) p4 p3 p2 (1)