Question

ᴡʜᴀᴛ ɪs ᴍᴇᴀɴᴛ ʙʏ ᴀ ᴘᴜʀᴇ sᴜʙsᴛᴀɴᴄᴇ?​

Answer 1

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.

Answer 2

see the attachment

hope its help you

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