Question

a what is meant by pure substance​

Answer 1

Explanation:

Properties of Pure Substances. Pure Substance. A substance that has a fixed chemical composition throughout is called a pure substance such as water, air, and nitrogen. A pure substance does not have to be of a single element or compound.

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Answer 2

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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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