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Chem, matter

QuestionAnswer
mass the amount of matter an object contains
matter anything that takes up space and mass
atom smallest particle of an element
element substance that cant be changed into a simpler substance
compound substance that can be seperated into simpler substances only by chemical reactions
physical property substance that can be observed or measured without changing the substances composition
physical change alteration of a substance that does not affect its chemical composition
change of state
solid definite shape and volume
liquid flows, fixed volume, take the shape of its container
gas no definite shape or volume
chemical property ability of a substance to form new substance
chemical change chemical change
chemical reaction changing of substances to other substances by the breaking of old bonds and form of new bonds
reactant starting substances in a chemical reaction
homogeneous uniform, components are not distinguishable
heterogeneous not uniform, components are distinguishable
solution homogeneous
product substance formed in chemical reaction
substance uniform, definite composition, element or compound
mixture combination between 2 or more substances that arent chemical combined
pure substance
Created by: feliciakirch
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