Question

The atom with the same number of neutrons as 12C is (2 points)
Question 3 options:

1) 9Be.
2) 11B.
3) 13C.
4) 14N.

Answer 1

@iPwnBunnies

Answer 2

12C refers to the mass number of a carbon atom, I believe. The mass number is the total amount of protons and neutrons an atom has. The atomic number of carbon is 6. Therefore, a carbon atom has 6 protons.

12 - 6 = 6. 12C atom has 6 protons and 6 neutrons.

Answer 3

With that info, you can find your answer. :3
Use a Periodic Table for the atomic number stuff.

Answer 4

no wonder they call u a walking periodic table