Calculate the enthalpy change for the thermite reaction: 2Al(s) + Fe2O3 (s)→2FE(s)+ A2O3(s), AH° rxn=-850 kJ when 12.0 mol of Al undergoes the reaction with a stoichiometrically equivalent amount of Fe2O3. Express your answer to three significant figures and include the appropriate units.

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Q: The

A: We will calculate ∆H°formation .

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