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S8P1.b

describe the difference between pure substances (elements & Compounds) & mixture

TermDefinition
Pure Substance a sample of matter, either a single element or compound, that has a definite chemical & physical properties
Compound a substance made up of atoms of 2+ different elements joined by chemical bonds
Molecule the smallest unit of a substance that keeps all of the physical & chemical properties of the substance
Chemical Formula a combination of chemical symbols & #s to represent a substance
Subscript a small # written to the right & slightly below a chemical symbol to tell the # of atoms of that element in the substance
Mixture a combination of 2+ substances that aren't chemically combined
Created by: 81Corbel
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