Question

Atoms that differ only in the number of neutrons are called:

(A) Protons
(B) Atomic Mass Unit
(C) Isotopes
(D) Compounds

Answer 1

Isotopes hope that helps

Answer 2

The answer is C. Isotopes.

Isotopes are defined as two substances that have the same number of protons and electrons, but a different number of neutrons, and therefore a different atomic mass. For example, carbon-12 and carbon-14 are isotopes of each other.

Hope this helps!