#### Answer

You can determine the number of protons as it is the same number as the atomic number.
You can determine the number of electrons as it is the same number as the protons.
You can determine the number of neutrons by subtracting the atomic mass by the atomic number.

#### Work Step by Step

You can determine the number of protons as it is the same number as the atomic number.
You can determine the number of electrons as it is the same number as the protons. (Balance out the charges)
You can determine the number of neutrons by subtracting the atomic mass by the atomic number as the atomic mass is made up of neutrons and protons.