Who is find electrons protons and neutrons?
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You can simply subtract the atomic number from the mass number in order to find the number of neutrons. If the atom is neutral, the number of electrons will be equal to the number of protons. 1. Your mass number is the total number of neutrons and protonswithin the atom.
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Electron was invented by J.J Thomson.
Proton was invented by Ernst Rutherford
neutron was invented by James Chadwick
Explanation:
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