1.
Compared to the charged and mass of a proton, an electron has
2. Almost the entire mass of an atom is concentrated in the
3. Electron was discovered by
4. The mass of the atom is determined by
5. Mass number is equal to
Compared to the charged and mass of a proton, an electron has
2. Almost the entire mass of an atom is concentrated in the
3. Electron was discovered by
4. The mass of the atom is determined by
5. Mass number is equal to
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Answer:
1. 11836 times the mass of a proton
2.nucleus
3.J.J. Thomson
4.mass number = protons + neutrons.
5. an atom is equal to the number of protons plus the number of neutrons that it contains
Explanation:
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