Answer:
the basic unit of a chemical element.
synonyms:
particle · molecule · bit · little bit · tiny bit · tiny piece · fragment · fraction · grain · [more]
atoms as a source of nuclear energy.
"the power of the atom"
an extremely small amount of a thing or quality.
"I shall not have one atom of strength left"
synonyms:
particle · molecule · bit · little bit · tiny bit · tiny piece · fragment · [more]
Step-by-step explanation: