Question

why is chemical equation need to be balanced? plz give it fast it's urgent and no spamming

Answer 1

chemical equations need to be balanced to follow law of conservation of mass.
it states that mass can neither be created nor be destroyed.
so according to the law the total mass of reactant should be equal to the total mass of product.
Thats why we balance the equation

Answer 2

chemical equation need to be balanced to follow the law of conversation of mass.