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Atomic Structure and Properties
1.4 Composition of Mixtures
Essential Knowledge:
*These are taken directly from College Board
◼ While pure substances contain molecules or formula units of a single type, mixtures contain molecules or formula units of two or more types, whose relative proportions can vary. (SPQ-2.B.1)
◼ Elemental analysis can be used to determine the relative numbers of atoms in a substance and to determine its purity (SPQ-2.B.2)
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