CBSE11MCQs
+4-1
Given the following data: 1) CH₃OH(l) + ³/₂O₂(g) → CO₂(g) + 2H₂O(l); Δ_r H° = -726 kJ mol⁻¹ 2) C(graphite) + O₂(g) → CO₂(g); Δ_c H° = -393 kJ mol⁻¹ 3) H₂(g) + ½O₂(g) → H₂O(l); Δ_f H° = -286 kJ mol⁻¹ Calculate the standard enthalpy of formation of CH₃OH(l).

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