Atomic mass is equivalent to the number of ________ in an atom.
A) protons
B) neutrons
C) electrons
D) protons and electrons
E) protons and neutrons

Name: Atomic mass is equivalent to the number of ________ in an atom. A) protons B) neutrons C) electrons D) protons and electrons E) protons and neutrons
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Quizplus · Accepted Answer

Atomic mass is the sum of protons and neutrons in an atom. Therefore, the best choice is E, which says "protons and neutrons."

Atomic Mass Is Equivalent to the Number of ________ in an Atom