Define endothermic and exothermic reaction.
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An exothermic reaction is a "reaction for which the overall standard enthalpy change ΔH⚬ is negative." Exothermic reactions usually release heat and entail the replacement of weak bonds with stronger ones.
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Answered by
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Answer:
An exothermic process releases heat, causing the temperature of the immediate surroundings to rise.
An endothermic process absorbs heat and cools the surroundings.
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