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Which operation best represents how to solve for the mass number of an atom? Responses A. protons + electrons protons + electrons, B. protons - neutrons protons - neutrons, C. protons + neutrons protons
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Which operation best represents how to solve for the mass number of an atom?

Responses

A. protons + electrons
protons + electrons,

B. protons - neutrons
protons - neutrons,

C. protons + neutrons
protons + neutrons,

D. protons - neutrons

User Vandana
by
7.2k points

1 Answer

3 votes

Answer:

C. protons + neutrons

Step-by-step explanation:

The mass number is defined as the total number of protons and neutrons in an atom.

User Scottyab
by
7.5k points
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