Which of the Following Is a Statement of Hess's Law

question 56

Multiple Choice

Which of the following is a statement of Hess's law?

• A)If a reaction is carried out in a series of steps, the ΔH for the reaction will equal the sum of the enthalpy changes for the individual steps.
• B)If a reaction is carried out in a series of steps, the ΔH for the reaction will equal the product of the enthalpy changes for the individual steps.
• C)The ΔH for a process in the forward direction is equal in magnitude and opposite in sign to the ΔH for the process in the reverse direction.
• D)The ΔH for a process in the forward direction is equal to the ΔH for the process in the reverse direction.
• E)The ΔH of a reaction depends on the physical states of the reactants and products.

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