1.

Define endothermic reac. And exothermic reac. With example

Answer» In exothermic reaction , heat is evolved. In endothermic reaction, heat is absorbed.
Endothermic is a reaction in which the heat is absorbed and in exothermic heat is released.e.g.for endothermic any reaction of decomposition reaction and exothermic is that respiration one.
Endothermic in which heat is used and exothermic in which heat is evolved


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