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Matter:, is classified into, is a, is a, is a, e.g: Na , Br ,K, e.g: O2 ,…
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is classified into
Pure Substances
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Element
simplest form of pure substance,cannot broken down into simpler substances
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e.g: air , seawater , steel
e.g: oil and water , soda (water+CO2) , sand and water
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