Question

Define the term Pure Substances in one sentence, please don't give extra information as it confuses.

Answer 1

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Brother/Sister your correct answer will be:-

Pure Substances are substances having fixed chemical and physical properties.

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✌︎Thanking you, your one of the Brother of your 139 Crore Indian Brothers and Sisters.✌︎

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Answer 2

Hi

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.

Hope it is helpful....
Please mark as brainlist answer.