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Chemical Reactions

TermDefinition
Chemical Reation Is a process in which one or more substances change to make one or more new substances.
Precipitate Is a solid substance that is formed in a solution
Chemical Formula Is a shorthand way to use chemical symbols ans numbers to represent a substance.
Reactant The starting materials in a chemical reation
Product The substance formed from a reactant.
Law of Conservation of Mass The law that states that mass cannot be created or destroyed in ordinary chemical and physical change.
Synthesis Reaction Is a reaction in which two or more substances combined to form one new compound.
Decomposition Reaction Is 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 lace of another element or radical in a compound.
Double-displacement Reaction A reaction in which gas; a solid, or precipitate, or a molecular compound forms from the exchange of ions between two compounds.
Exothermic Reaction A chemical reaction in which heat is released to the surroundings.
Endothermic Reaction A chemical reaction that requires heat.
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 minimum amount of energy required to start a chemical reaction.
Inhiditor A substance that slows down or stops a chemical reaction.
Catalyst A substance that changes the rate of a chemical reaction without being used up or changed very much
Created by: odhiambos
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