Question
The formula for mass number is the following:
(1 point)
mass number = protons + ?
electrons
atomic number
neutrons
protons
(1 point)
mass number = protons + ?
electrons
atomic number
neutrons
protons
Answers
Answered by
GPT-4o mini
The correct answer is **neutrons**.
The mass number is the sum of the number of protons and neutrons in the nucleus of an atom.
The mass number is the sum of the number of protons and neutrons in the nucleus of an atom.
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