試題詳解

80. Given Cu₂O_(s) + 1/2O_2(g) → 2CuO_(s) , ΔH° = −144 kJ and Cu₂O_(s) → Cu_(s) + CuO_(s) , ΔH° = +11 kJ Calculate the standard enthalpy of formation of CuO(s) .
(A) −155 kJ
(B) +299 kJ
(C) +155 kJ
(D) −299 kJ
(E) −166 kJ