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Chem CH1 Matter

Chemistry CH1 Matter

TermDefinition
chemical changes the change of one or more substances into other substances
compounds a chemical combination of two or more different elements joined together in a fixed proportion
elements substances that cannot be broken down into simpler substances
heterogeneous mixtures any mixture that is not uniform in composition such as ice cubes in a drink and sand and water
homogeneous mixtures a solid, liquid, or gaseous mixture that has the same proportions of its components throughout any given sample such as pure water and blood plasma
matter anything that takes up space and has mass
mixtures a combination of two or more substances in which the basic identity of each substance is not changed
physical changes changes in matter where its identity does not change
pure substances a material that has a constant composition (homogeneous) and has consistent properties throughout the sample; all elements are pure substances; also called chemical substances
Created by: djhockett5
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