Question

long note on chemical change chemical reaction and chemical equation

Answer 1

chemical change is a permanent change in which one or more new substance are formed. The characteristics of the products are totally different from those of reactants.the reaction takes place with the evolution or absorption of heat.
chemical reaction is a process in which the reactants that is the given substance reacts in thr presence of necessary conditions to form products.
chemical equation is a graphical representation of a chemical reaction.it shows what are the substances taking part in a chemical reaction and what substances are formed after the reaction.
This is enough.Hope this helps

Answer 2

Answer:

Explanation:

chemical change is a permanent change in which one or more new substance are formed. The characteristics of the products are totally different from those of reactants.the reaction takes place with the evolution or absorption of heat.

chemical reaction is a process in which the reactants that is the given substance reacts in thr presence of necessary conditions to form products.

chemical equation is a graphical representation of a chemical reaction.it shows what are the substances taking part in a chemical reaction and what substances are formed after the reaction.