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Chemical Reactions

TermDefinition
Chemical Reaction a process in which one or more subsatnces change to make one or more substances
Precipitate a solid substance that if formed in a solution
Chemical Formula a shorthand way to use chemical symbols and numbers to represent a substance
Chemical Equation uses chemical symbols and formulas as a shortcut to describe a chemical reaction
Reactant the starting materials in a chemical reaction
Product the substances formed from a reaction
Law of conservation of mass the law that states that mass cannot be created or destroyed in ordinary chemical and physical changes
Exothermic Reaction a chemical reaction in which energy is released
Endothermic reaction a chemical reaction in which energy is taken in
Law of conservation of energy the law that states that energy cannot be created or destroyed but can be changed from one form to another
Activation energy the smallest amount of energy that molecules need to react
Inhibitor a substance that slows down or stops a chemical reaction
Catalyst a substance that speeds up a reaction without being permanently changed
Synthesis Reaction a reaction in which two or more substances combine to form one new compound
Decomposition Reaction a reaction in which a single compound breaks down to form two or more simpler substances
Single- Displacement Reaction a reaction in which one element or radical takes the place of another element or radical in a compound
Double- Displacement Reaction a reaction in which ions from two compounds exchange places
Created by: 15saddlerale
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