Use the following thermochemical equations as needed to find the heat of formation of diamond: C(diamond) + O2 (g) → CO2 (g) AH° = -395.4 kJ 2 CO2 (g) → 2 C0(g) + O2(g) AH° = 566.0 kJ C(graphite) + O2 (g) → CO2 (g) AH° = -393.5 kJ %3D 2 CO(g) → C(graphite) + CO2 (g) AH° = -172.5 kJ

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