Question

An atoms atomic number is the sum of the protons and nuetrons in the nucleus.

true
false

Answer 1

The answer is true

Step-by-step explanation:

The number of protons in the nucleus of the atom is equal to the atomic number (Z). The number of electrons in a neutral atom is equal to the number of protons. The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus.