Question

1. a) How do you represent chemical changes in chemistry?
b) What should you know to write a chemical equation?
c) How are reactants and products separated in a chemical equation?​

Answer 1

Answer:

1. Because atoms are neither created nor destroyed in a chemical reaction, the total mass of prdouct in a reaction must be the same as the total mass of the reactants.

Answer 2

Explanation:

Chemical equation is the shorthand representation of a chemical reaction. The substances before reaction are called reactants and these produced after chemical reaction are products. It is represented as:

Reactants ---------------------------------------> Products.