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

User Keeney
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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.
User PiccolMan
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