[2ΔSf(Al2O3 (s alpha-corundum))] - [4ΔSf(Al (s)) + 3ΔSf(O2 (g))] [2(50.92)] - [4(28.33) + 3(205.03)] = -626.57 J/K -626.57 J/K (decrease in entropy) ...
確定! 回上一頁