Question

what is atom

answer in 50- 100words
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Answer 1

Explanation:

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

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

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