Question

11. The atomic mass of oxygen is 16. How many neutrons does oxygen have in its nucleus?

32
4
8
16

Answer 1

Answer: The answer is C: 8 neutrons.

Explanation: Oxygen has an atomic number of 8 , and the mass number of an atom is the sum of its atomic number plus its neutron number. We got the mass as 16 units, and so it'll have 16−8=8 neutrons.

Answer 2

I believe the correct answer would be 8