16-04-2017
Physics

contestada

What is the mass of an atom that has 2 protons, 3 neutrons, and 2 electrons

Respuesta :

danelleantelo danelleantelo

16-04-2017

You can find the mass of an atom by adding the number of protons and neutrons. In this case the atom has 2 protons and 3 neutrons so the mass is 5.

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