what are pure substance.give 2 examples of pure substance
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All elements are mostly pure substances. A few of them include gold, copper, oxygen, chlorine, diamond, etc. Compounds such as water, salt or crystals, baking soda amongst others are also grouped as pure substances.
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Pure substances have a uniform chemical composition. Examples include water (liquid), diamond (solid), and oxygen (gas). In chemistry, a pure substance is a material with a constant composition. In other words, it is homogeneous no matter when you sample it.
Explanation:
The substances that are free from any kind of mixture and contain only one kind of particle are pure substances.
Examples of pure substances are iron, aluminum, silver and gold.
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