\[ C(s) + O_2(g) \rightarrow CO_2(g) \] \(\Delta H_1 = -393,5 \, \text{kJ/mol}\) \[ CO_2(g) \rightarrow CO(g) + \frac{1}{2} O_2(g) \] \(\Delta H_2 = +283,0 \, \text{kJ/mol}\)
