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Endothermic or exothermic
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Endothermic or exothermic

Endothermic or exothermic-example-1
User Kevin Nzioka
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2 Answers

2 votes
Endo - means to take in

Exo - means to get rid of or release

If heat is in the first part of the reaction, then it is Endothermic.
If the heat is in the second part of the reaction, it is Exothermic.

Hope this helps!
User Alexsmn
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8.3k points
5 votes
the first two are endothermic
the last two are exothermic
User LeirsW
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