Question

what is a pure substance?​

Answer 1

ANsWeR :-

• A chemical substance is a form of matter having constant chemical composition and characteristic properties. Some references add that chemical substance cannot be separated into its constituent elements by physical separation methods, i.e., without breaking chemical bonds

Answer 2

Answer:

there is no any pure substance all is mixture

Explanation:

• example milk it is also mixture
• oxygen it is also the mixture of many gases examples carbon dioxide nitrogen etc.

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