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Chemical Reactions

QuestionAnswer
Chemical reaction the process in which one or more substances change to produce new substances.
precipitate a solid that's produced by chemical reactions
chemical formula a combination of #'s & symbols to represent a substance
chemical equation a representation of a chemical reaction using symbols
reactant a substance or molecule that participates in a reaction
product a substance that forms in a 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 to make new substances
decomposition reaction a reaction in which a substance is broken-down
single-displacement reaction a reaction in which one element takes place of another
double-displacement a reaction in which a gas, or a solid precipitate or a molecular compound formed
exothermic reaction a chemical reaction in which heat is realesed.
endothermic reaction a chemical reaction that requires heat
law of conservation of energy a law that states that energy cannot be created or destroyed
activation energy the mimum amount of energy
inhibitor a substance that slows down a reaction
catalyst a substance that speeds up a reaction
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