Question

chemical reactions

1. a is a process that changes, or , one set of compounds into another
2. elements or compounds that engage in chemical reactions:

elements or compounds produced by a chemical reaction:

1. chemical reactions involve in the that join atoms in compounds.

Explanation:

1. A chemical reaction transforms compounds. 2. Reactants start reactions, products are end - results. 3. Reactions change chemical bonds.

Answer:

1. Chemical reaction; transforms
2. Reactants; Products
3. Changes; Chemical bonds