april174263 april174263

23-11-2020
Chemistry

contestada

If an atom of an element has a mass number of 45 and it has 20 neutrons in its nucleus, what is the atomic number of the
element?

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moorealexia43 moorealexia43

23-11-2020

Answer:

Explanation:

uestion

If an atom of an element has a mass number of 45 and it has 20 neutrons in its nucleus, what is the atomic number of the

element?

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