N2(g) + 2O2(g) ==== 2NO2(g); △H == +67.7 kJ/mol N2H4(g) + O2(g) ==== N2(g) + 2H2O(g); △H == －534 kJ/mol 1/2H2(g) + 1/2 F2(g) ==== HF(g); △H == －269 kJ/mol H2(g) + 1/2 O2(g) ==== H2O(g); △H == －242 kJ/mol 自己推
肼和二氧化氮热化学方程式?
N2(g) + 2O2(g) ==== 2NO2(g); △H == +67.7 kJ/mol N2H4(g) + O2(g) ==== N2(g) + 2H2O(g); △H == －534 kJ/mol 1/2H2(g) + 1/2 F2(g) ==== HF(g); △H == －269 kJ/mol H2(g) + 1/2 O2(g) ==== H2O(g); △H == －242 kJ/mol 自己推