From the thermo chemical reactions,
C(graphite)+12O2→CO;ΔH=−110.5KJ
CO+12O2→CO2;ΔH=−283.2KJ.
ΔH for the reaction, C(graphite)+O2→CO2 is:
From the thermochemical reactions,
C + 1/2O2 → CO; ∆H = -110.5 kJ
CO + 1/2O2 → CO2; ∆H = -283.2 kJ
The heat of reaction C + O2 → CO2 is: