Answer to Question #115724 in General Chemistry for jason

Question

CH 4 (g) + 2O 2 (g) → CO 2 (g) + 2H 2 O (l) ΔH=

Answer 1

CH₄ (g) + 2O₂ (g) → CO₂ (g) + 2H₂O (l)

∆H_rxn = 2x∆H(H₂O) + ∆H(CO₂) - ∆H(CH₄) = 2x(-285.8) + (-393.5) - (-74.8) = -890.3 kJ