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Chemistry, 16.10.2020 09:01 mathman783

Which answer best describes the relative masses of protons, neutrons and 1 point electrons? *
Protons have a relative mass of 1, electrons 0 and neutrons 1.
Protons have a relative mass of o, electrons 0 and neutrons 1.
Protons have a relative mass of +1, electrons -1 and neutrons 0.
Protons have a relative mass of O, electrons 1 and neutrons 1.

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