valerieandreaalip03
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PLEASE HELP 15 POINTS ONE QUESTION
Which choice correctly describes the subatomic particles in the isotope 28Mg?

28 protons, 12 electrons, 28 neutrons

12 protons, 12 electrons, 16 neutrons

12 protons, 12 electrons, 12 neutrons

12 protons, 16 electrons, 28 neutrons

Respuesta :

Answer: 12 Protons, 12 electrons and 16 neutrons. The number of protons and electrons always stays the same, but the neutrons is the mass-protons. In this case, 28-12=16 neutrons.

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