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Hess’s Law states that _______. A. the enthalpy of a given substance is independent of the way it was made B. the enthalpy of a given substance depends on the way it was made C. ΔH is the change in entropy that occurs in a chemical reaction D. ΔHo = Σ ΔHfo (reactants) – Σ ΔHfo (products) E. None of the Above
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