What information could you use to determine the atomic number of an unknown element that has a mass number of 22?

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Physics

Rolex

18 July, 03:47

What information could you use to determine the atomic number of an unknown element that has a mass number of 22?

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Zimmerman · Answer 1

The atomic number is equal to the amount of protons in an atom. The mass number is the amount of protons and neutrons in an atom.

If you know that the mass number is 22, you would need to know the amount of neutrons to be able to solve for the amount of protons (AKA atomic number).