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S8P1.b

Describe the difference between pure substances (e and c) and mixtures

TermDefinition
Pure substance a sample of matter
Compund a substance made up of atoms of two or more different elements
Molecule smallest unit of a substance
Chemical formula a combination of chemical symbols and numbers that represent a substance
Subscript a small number written to the right and slightly below a chemical symbol to tell the number of atoms of that element
mixture a combination of two or more substances that are not chemically combined
Created by: michas
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