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Chemistry, 17.12.2020 20:00 electrofy456

Solve One Step Equations An atom of niobium his a mass number of 93.
neutrons are in the nucleus of this atom ? An atom of phosphorus has
is protons and 15 neutrons in the nucleus. What is the mass of this isotope?

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Solve One Step Equations An atom of niobium his a mass number of 93.
neutrons are in the nucl...

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