Question

1. How does the principle of conservation of mass relate to chemical reactions?

2. What information does a chemical equation give you?

Answer 1

hope this helps for number 2 not worried about points

A chemical reaction can be described by discussing the chemical substances at all steps. It is more efficient to use a chemical equation than words, and there are agreed-upon conventions to summarize the reaction, the substances that take part in it, the products, and the amounts