Answers EO Chemistry 7320B Unit Test — Unit testQuestion 23

23

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Unit Test — Unit test

Question 23 of 25 • EO Chemistry 7320B

Which statement about enthalpy is true?

Answer

A

The enthalpy of formation for a pure element in its standard state is always positive.

B

The enthalpy of formation for a pure element in its standard state is always negative.

C

Enthalpy is a state function because its change depends only on initial and final conditions.

D

Enthalpy is not a state function because its change depends on the identities of the reactants and products.

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