Cards (7)

material composed of two or more elements or compounds that are physically mixed together but not chemically combined
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A change in a substance that does not involve a change in the identity of the substance
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A pure substance made of only one kind of atom
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A mixture that forms when one substance dissolves another.
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A change in matter that produces one or more new substances and cannot be easily reversed
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A substance made up of atoms of two or more different elements joined by chemical bonds
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Smallest particle of an element
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