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Unformatted text preview: purified by physical means Compounds substances that are composed of two or more elements in a definite ratio of mass. Compounds can be decomposed into elements by chemical changes Elements substances that cannot be decomposed into simpler substances by chemical reactions. Elements are the simplest forms of matter....
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This note was uploaded on 10/21/2011 for the course FREN 1110 taught by Professor Widgren during the Fall '08 term at University of Georgia Athens.
- Fall '08