Which is the explanation for the difference between the two isotopes of carbon, C-12 and C-14?

Which is the explanation for the difference between the two isotopes of carbon, C-12 and C-14?


a. C-14 contains 2 more protons than does C-12.


b. C-14 contains 1 proton and 1 neutron more than does C-12.


c. C-14 contains 2 more neutrons than does C-12.


d. C-14 contains 2 more electrons than does C-12.

Which is the explanation for the difference between the two isotopes of carbon, C-12 and C-14?
c. Isotopes are any of the several different forms of an element each having different atomic mass (mass number). Isotopes of an element have nuclei with the same number of protons (the same atomic number) but different numbers of neutrons.
Reply:C
Reply:c...2 extra neutrons.