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Chemical Reactions

TermDefinition
Chemical Reaction The Process in which one or more substances change to produce different substances
Precipitate a solid that's produced by chemical reactions
Chemical Formula a combination of numbers & symbols to represent a substance
Chemical Equation a representation of a chemical reaction that uses symbols
Reactant a substance or molecule that participates in a chemical reaction
Product a substance that forms in a chemical reaction
Law of Conservation of Mass The law that states that mass cannot be created or destroyed
synthesis reaction a reaction in which two or more substances combine
Decomposition reaction a reaction in which a single compound breaks-down
single-displacement reaction a reaction in which one element takes place of another
double-displacement reaction a reaction in which a gas, solid precipitate or a molecular compound forms
exothermic reaction a chemical reaction in which heat is relesed 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
Activation Energy the minimum amount of energy required to start a chemical reaction
inhibitor a substance that slows down or stops chemical reaction
catalyst a substance that the rate of a chemical reaction is the same