• 2022-06-12
    已知Smθ(H2O,l)=70.0J·mol-1·K-1,Smθ(H2)=130.7 J·mol-1·K-1,Smθ(O2)=205.2J·mol-1·K-1,计算298.15K时2H2O(l) =2H2(g)+ O2(g) 的ΔrSmθ= J·mol-1·K-1;