[2ΔSf(H2O (ℓ)) + 1ΔSf(K2SO4 (aq))] - [1ΔSf(H2SO4 (aq)) + 2ΔSf(KOH (aq))] [2(69.91) + 1(225.08)] - [1(20.08) + 2(91.75)] = 161.32 J/K
確定! 回上一頁