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Chem React JMS
Chemical Reactions
Term | Definition |
---|---|
Law of Conservation of Mass | Matter cannot be created or destroyed. |
Evidence | Indication that an event has occurred |
New Substance | Formed as the result of a chemical reaction |
Chemical Reaction | The process by which one or more substances change to produce one or more different substances |
Precipitate | A solid substance that forms in a liquid from a chemical reaction |
Reactant | A substance that takes part in and undergoes a change during a chemical reaction |
Product | A substance produced during a chemical reaction |
Physical Change | A change in which a substance does not alter its identity, such as dissolving, melting, or freezing |
Chemical Change | A change that occurs when a new substance is created with different properties |