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40 votes
What does a negative AH tell about a reaction?

A. The reaction absorbed heat.
B. The reaction has no enthalpy.
C. The reaction is exothermic.
D. The reaction is endothermic.
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User Dilek
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2 Answers

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12 votes
When delta H is negative, it means the products in the reaction have lower energy compared to the reactants, so the reaction has lost energy and released it as heat, making it exothermic.
User Jeremy Iglehart
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8 votes
8 votes

Answer:

The reaction is exothermic

Step-by-step explanation:

User Shane Tomlinson
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