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15 questions
How many protons are in an atom of Neon?
How many neutrons are in an atom of Boron?
How many electrons are in an atom of Copper?
How many protons are in an atom of Oxygen?
How many electrons are in an atom of Rubidium?
How many protons are in an atom of Chlorine?
How many neutrons are in an atom of Cobalt?
How many electrons are in an atom of Potassium?
How many neutrons are in an atom of Copper?
How many electrons are in an atom of Boron?
How many protons are in an atom of Cobalt?
How many protons are in an atom of Potassium?
How many neutrons are in an atom of Chlorine?
How many electrons are in an atom of Neon?
How many neutrons are in an atom of Rubidium?
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