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+859kJ/mol -859kJ/mol -1403kJ/mol -2491kJ/mol
-859 kJ/mol +859 kJ/mol -1403 kJ/mol -2491 kJ/mol
-859 kJ·mol-1 +859 kJ·mol-1 -1 403 kJ·mol-1 -2 491 kJ·mol-1
859 kJ/mol -859 kJ/mol -1403 kJ/mol -2491 kJ/mol
859 kJ/mol -859 kJ/mol -1403 kJ/mol -2491 kJ/mol
+859 kJ•mol﹣1 ﹣859 kJ•mol﹣1 ﹣1403 kJ•mol﹣1 ﹣2491 kJ•mol﹣1
+859 kJ·mol-1 -859 kJ·mol-1 -1403 kJ·mol-1 -2491 kJ·mol-1
+859 kJ·mol-1 -859 kJ·mol-1
-1403 kJ·mol-1 -2491 kJ·mol-1
-859 kJ·mol-1 +1403 kJ·mol-1 -1718 kJ·mol-1 -2806kJ·mol-1
放出218 kJ 放出109kJ 吸收218 kJ 吸收109 kJ1
FeO+CO=Fe+CO2;ΔH.=+11 kJ・mol-1 FeO(s)+CO(g)=Fe(s)+CO2(g);ΔH.=-22 kJ・mol-1 FeO(s)+CO(g)=Fe(s)+CO2(g);ΔH.=-11 kJ・mol-1 FeO(s)+CO(g)=Fe(s)+CO2(g);ΔH.=+22 kJ・mol-1
Kθ1/Kθ2 Kθ1·Kθ2 Kθ1-Kθ2 Kθ2/Kθ1