Question
Chemical Reactions Unit Test
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Question
Which event is an example of an exothermic reaction?(1 point)
Responses
melting ice
melting ice
combustion
combustion
decomposition
decomposition
evaporation
evaporation
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Answers
GPT-4o mini
The correct response is **combustion**.
Combustion is an exothermic reaction, which means it releases energy in the form of heat and light. Melting ice, decomposition, and evaporation are endothermic processes, as they absorb energy.
Combustion is an exothermic reaction, which means it releases energy in the form of heat and light. Melting ice, decomposition, and evaporation are endothermic processes, as they absorb energy.