Part A Calculate AHxn for the following reaction: Use the following reactions and given AH values: Express your answer in kilojoules to three significant figures. ► View Available Hint(s) AHrxn= IVE ΑΣΦΑ ? kJ Al2O3(s) + 3CO(g) → 2Al(s) + 3CO2 (g) 2Al(s) + CO(g) + O₂(g) → Al2O3(s), ΔΗ = AH = O₂(g) → CO₂(g), -1675.7 kJ -282.7 kJ

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