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Chemicals
Term | Definition |
---|---|
chemical reaction | process that produces chemical change, resulting in new substances that have properties different from those of the original substances |
reactant | substance that exist before chemical reaction occurs |
product | substance that forms as a result of a chemical reaction |
chemical equation | shorthand form of writing what reactions are used and what properties are formed in a chemical reaction |
endothermic | chemical reaction in which heat energy is absorbed |
exothermic | chemical reaction when heat energy is released |