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PLZZ HELP ME ASAP Is it possible for a reaction to be exothermic but not spontaneous? Yes, the reaction may require an activation energy. No, all spontaneous reactions are exothermic. Y es, all spontaneous
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PLZZ HELP ME ASAP

Is it possible for a reaction to be exothermic but not spontaneous?
Yes, the reaction may require an activation energy.
No, all spontaneous reactions are exothermic. Y
es, all spontaneous reactions are endothermic.
No, exothermic reactions never use activation energy.

User Dave McClelland
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2 Answers

5 votes
The answer is A according to my teacher
User Deniskrr
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1 vote
i think it is yes, the reaction may require an activation energy

User Jharlap
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5.8k points
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