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chemical reactions

TermDefinition
chemical reaction the process by which one or more substances change to produce one or more different substances
precipitate a solid that is produced as a result of a chemical reaction i solution
chemical formula a combination of chemical symbols and numbers to respect a substance
chemical equation a representation of a chemical reaction that uses symbols to show the relationship between the reacant and the product
reactant a substance or molicule that precipitates in a chemical reaction
product the substance that forms in a chemical reaction
law of conservation of mass the law that states that mass cannot be created or destroyed in ordinary chemical and physical changes
synthesis reaction a reaction in which two or more substances combine to form a new compound
decomposition reaction a reaction in which a single compound breaks down to form two or more similar substances.
single- displacement reaction a reaction which one element or radical takes place of another element or radical in a compound
double-displacement reaction a reaction in which a gas, a solid precipitate, or a molecular compound forms from the exchange between two compounds
exothermic reaction a chemical reaction in which heat is released to the surrounding
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
inhibitor 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 change very much
Created by: phoebe0__7
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