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S8P1 b

describe the physical and chemical changes between pure substances(elements and

TermDefinition
pure substance a sample of matter, either a single element or a single compound, that has definite chemical or physical properties
compound a substance made up of atoms of two or more different elements joined by chemical bounds
molecule the smallest unit of a substance that keeps all of the physical and chemical properties of that substance
chemical formula a combination of chemical symbols and numbers to represent a substance
subscript a small number written to the right and slightly
mixture a combo of two or more substances that aren't chemically combined
Created by: 11jacsho
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