Given the enthalpies of formation: CO(g) = -110 kJ mol⁻¹, CO₂(g) = -393 kJ mol⁻¹, N₂O(g) = 81 kJ mol⁻¹, N₂O₄(g) = 9.7 kJ mol⁻¹. Calculate Δ_r H for the reaction: N₂O₄(g) + 3CO(g) → N₂O(g) + 3CO₂(g).

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Accepted Answer

-717.3 kJ mol⁻¹

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Given the enthalpies of formation: CO(g) = -110 kJ mol⁻¹, CO₂(g) = -393 kJ mol⁻¹, N₂O(g) = 81 kJ mol⁻¹, N₂O₄(g) = 9.7 kJ mol⁻¹. Calculate Δ_r H for the reaction: N₂O₄(g) + 3CO(g) → N₂O(g) + 3CO₂(g).

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