Question

Given an element’s atomic number and mass number, how can you tell the number of protons and neutrons in its nucleus?
A. Number of protons = mass number; number of neutrons = atomic number – mass number
B. Number of protons = atomic number; number of neutrons = mass number + atomic number
C. Number of protons = atomic number; number of neutrons = mass number – atomic number

Answer 1

the answer more than likely based on research would be (B.)

Answer 2

The answer is (B)

I would explain why I am correct but the answer is the explanation lol.

I hope this helped.