An atom’s mass number equals the number of a. protons plus the number of electrons. c. protons. b. protons plus the number of neutrons. d. neutrons. Please select the best answer from the choices provided

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asked Dec 27, 2018 81.3k views

4 votes

An atom’s mass number equals the number of

a.
protons plus the number of electrons.
c.
protons.
b.
protons plus the number of neutrons.
d.
neutrons.

Please select the best answer from the choices provided

A
B
C
D

Physics
middle-school

Mikebridge asked

by Mikebridge

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1 Answer

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An atom's mass number equals the number of protons plus the number of neutrons.

Rajitha Udayanga answered Jan 1, 2019

by Rajitha Udayanga

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