Question

Consider the following thermochemical equation. C₆H₁₂O₆(s) + 6O2(g) → 6CO₂(g) + 6H₂O(l) ΔHcomb = -2802 kJ. Calculate ΔHf for C₆H₁₂O₆(s), given the following information: ΔHf CO₂(g) = -393.5 kJ/mol and ΔHf H₂O(l) = -285.8 kJ/mol.