Problem: The mass number is equal to       A) the sum of the number of the neutrons and electrons. B) the sum of the number of the electrons and protons. C) the sum of the number of protons and neutrons. D) the sum of the number of protons, neutrons, and electrons.

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Problem Details

The mass number is equal to      

A) the sum of the number of the neutrons and electrons.

B) the sum of the number of the electrons and protons.

C) the sum of the number of protons and neutrons.

D) the sum of the number of protons, neutrons, and electrons.

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Subatomic Particles concept. You can view video lessons to learn Subatomic Particles. Or if you need more Subatomic Particles practice, you can also practice Subatomic Particles practice problems.

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