Crystal1997 Crystal1997

18-10-2015
Chemistry

contestada

what is the mass number of a carbon isotope that consists of 6 protons 6 electrons and 8 neutrons

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Abbygal Abbygal

18-10-2015

The mass number is the number of protons added to the number of neutrons in an atom. Its that simple!
If this carbon isotope has 6 neutrons and 6 protons, 6 + 6 = 12. Therefore it has a mass number of 12.

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