Chemistry, 10.07.2019 16:00 Savageboyn
If an atom has a mass number of 23, which of the following is always true? the number of protons in the nucleus does not equal the number of neutrons. the atomic number is less than 11. the atom is not an isotope. the atom has an odd number of neutrons.
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If an atom has a mass number of 23, which of the following is always true? the number of protons in...
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