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The oxidation of copper(I) oxide, Cu2O(s) , to copper(II) oxide, CuO(s) , is an exothermic process. 2Cu2O(s)+O2(g)⟶4CuO(s) Δ𝐻∘rxn=−292.0 kJ/mol Calculate the energy released as heat when 64.06 g Cu2O(s) undergo oxidation at constant pressure.