If for (i) C+O2→CO2 (ii) C+12O2→CO (iii) CO+12O2→CO2 The heat of reaction are Q, – 12 and – 10 kJ/mol respectively. Then Q =
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:
Which one of the following chemical equations represent combustion reactions?
B: C+12O2→CO
C: CO+12O2→CO2