Question

Define chemical reaction?​

Answer 1

Answer:

chemical reaction is the purmenent reaction which is not go back tp It's original

like: rusting

Answer 2

Answer:

Chemical reaction, a process in which one or more substances, the reactants, are converted to one or more different substances, the products. Substances are either chemical elements or compounds. A chemical reaction rearranges the constituent atoms of the reactants to create different substances as products