What is the smallest unit that makes up matter? a. molecules b. chemicals c. atoms d. alloys

Hello there!

An Atom would be considered to be the smallest unit that would make up matter. If were to ever see a picture of an atom, they would consists of a proton, neutron, electron, and a nucleus. And all this would be called a Atom.

Your Atom

The smallest unit that makes up matter is atoms.

Atoms are the smallest units in life. Atoms are so small that you can't even see them. Even a small thing thing is made up of thousands of atoms.

Your answer is C. atoms

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