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What does one mean by exothermic and endothermic reactions?Give examples |
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Answer» Exothermic reactions are the reaction in which heat is released by endothermic reaction in which heat is absorbed Exothermic reactions are those reactions in which heat is released.For eg. Carbon burns in oxygen to form carbon dioxide and heat energy is produced. C + O2 → CO2 + HeatEndothermic reactions are those reactions in which heat is absorbed.For eg.When nitrogen and oxygen are heated together to a particular temperature of about 3000oC, nitric oxide gas is formed.N2 + O2 + Heat → 2NO |
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