Chemical Reactions

Signs of a Chemical Reaction

- formation of a gas
- formation of a solid
- release of energy
- change in odor
- change in color
- fizzing, foaming
- production of sound, heat, or light


Reactant: A substance or molecule that participates in a chemical reaction

Product: A substance that forms in a chemical reaction

Sources pg. 219 & 221 & pg. 60

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