Question

Wʜᴀᴛ Is Aᴛᴏᴍ????????​

Answer 1

An atom is the smallest unit of ordinary matter that forms a chemical element. Every solid, liquid, gas, and plasma is composed of neutral or ionized atoms. Atoms are extremely small, typically around 100 picometers across.

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Answer 2

Explanation:

atom is the smallest unit of ordinary matter that forms a chemical element