A Reaction Is Exothermic and Has a Negative Value of DS

question 30

Multiple Choice

A reaction is exothermic and has a negative value of DS ^$\circ$ . The value of DG ^$\circ$ for this reaction is therefore:

• A) negative at all temperatures.
• B) positive at all temperatures.
• C) positive above 0^\(\circ\)C and negative below 0^\(\circ\)C.
• D) positive above a certain temperature and negative below it.
• E) negative above a certain temperature and positive below it.

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