How to calculate the neutrons of an element

- How to calculate the number of neutrons of an element
- How to calculate amount of neutrons in an element
- How to calculate the protons neutrons and electrons of an element
- How do you calculate the number of neutrons of an element
- How to calculate the protons and neutrons of an element
- How to calculate the number of neutrons an element has
- How do you calculate the neutrons of an element
- How to calculate the number of protons electrons and neutrons of an element
- How to calculate the number of neutrons present in an element
- How to calculate no of neutrons in an element
- How to calculate the number of protons and neutrons in an element
- How to calculate number of neutrons for an element in the periodic table