Question

What does one mean by exothermic and
endothermic reactions? Give examples.
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Answer 1

exothermic reactions are those reaction in which heat is evolved while chemical reaction is going on where as endothermic reaction is that reaction in which heat is absorbed while the chemical reaction is going on

Answer 2

Answer: Endothermic means heat on the inside/ internal heat.

Exothermic means external heat.

Explanation: 'Exo' means outer

                     'Endo' means inner

                      'Thermic' means heat

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