(3)K0与的△Gm关亲 A Gm=A m+ RTInJp △rGm1(T)=- TINk(T) AGm(T)=RTnK°+ RAIn A Gm(T)=RTInJp/Ke 同理,对于稀溶液中的反应 △Gm(T)= RTInJK0∵ ΔrGm = ΔrGθ m + RTlnJp ΔrGθ m(T) = -RTlnKθ (T) ∴ ΔrGm(T) = -RTlnKθ + RTlnJp ΔrGm(T) = RTlnJp /Kθ 同理,对于稀溶液中的反应 ΔrGm(T) = RTlnJc /Kθ (3) Kθ与的ΔrGm关系