The atomic number equals the number of protons or
- Atomic number equals the number of protons or electrons
- The atomic number equals the number of protons or the number of electrons in a neutral atom
- The atomic number always equals the number of protons true or false
- Atomic number equals the number of protons true or false
- The atomic mass equals the number of protons or
- Atomic mass atomic number
- How to find number of protons neutrons and electrons
- How to calculate the number of neutrons in an atom
- How to calculate number of neutrons in an isotope