Why are some chemical equation are exothermic and some are endothermic

1.	Why are some chemical equation are exothermic and some are endothermic in the nature
Answer» Explanation: because EXOTHERMIC EQUATION are used to to describe that heat is coming out of a particular chemical SUBSTANCE or solutions WHEREAS in endothermic equation the heat is absorbed from the elsewheres PARTICLES

Why are some chemical equation are exothermic and some are endothermic in the nature

Answer»

Explanation:

because EXOTHERMIC EQUATION are used to to describe that heat is coming out of a particular chemical SUBSTANCE or solutions

WHEREAS in endothermic equation the heat is absorbed from the elsewheres PARTICLES