Question

Which of the following are isotopes?
a]Two oxygen atoms, one with 6 neutrons and one with 5 neutrons
b]Two carbon atoms, one with 6 electrons, one with only 5 electrons.
c]Two carbon atoms, one with 6 neutrons and one with 8 neutrons

Answer 1

Answer:

how

Explanation:

Carbon-12 is of particular importance in its use as the standard from which atomic masses of all nuclides are measured, thus, its atomic mass is exactly 12 daltons by definition. Carbon-12 is composed of 6 protons, 6 neutrons, and 6 electrons.