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An atom with 7 protons, 6 neutrons, and 7 electrons has an atomic mass of _____ amu. (Enter a whole number.)
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An atom with 7 protons, 6 neutrons, and 7 electrons has an atomic mass of _____ amu. (Enter a whole number.)

User MarioAna
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It would be 13, the number of protons is equal to the atomic number. Which makes this nitrogen. You then add the protons and neutrons to make the mass
7+6=13
User Constantin
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