Question

2. What happens during a chemical reaction?​

Answer 1

Explanation:

What happens during a chemical reaction?

change in colour

change in odour

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.

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