Question

what is a balanced chemical equation why should chemical equation be balanced​

Answer 1

The chemical equation needs to bebalanced so that it follows the law of conservation of mass. A balanced chemical equation occurs when the number of the different atoms of elements in the reactants side is equal to that of the products side. Balancing chemical equations is a process of trial and error.

Answer 2

balanced equations are equation where the moles or mass in the products side balances or equates that with the reactants side

An equation must be balanced because to ensure that it follows the law of conservation of mass which states that mass of reactants equals to the mass of products.