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The top documents tagged [pure substancesan element]
Unit 1 Structure of Matter. The Known Universe Everything in the known universe can be classified as either matter or energy. − Matter describes the physical
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Chapter 2 Properties of Matter. A pure substance is matter that always has exactly the same composition. Table salt and table sugar are two examples of
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CHAPTER 1 Matter & Measurement General, Organic, & Biological Chemistry Janice Gorzynski Smith
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