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Be has an atomic number of 4 and an atomic mass of 9. how many protons does it have?

Be has an atomic number of 4 and an atomic mass of 9. how many protons does it have?
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Be has an atomic number of 4 and an atomic mass of 9. how many protons does it have?

User Nheinrich
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1 vote
It has 4 protons, since we determine the protons by the atomic number
User Kjagiello
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