Question

What can be concluded about the atom from knowing that oxygen-18 has an atomic number of 8? A) An oxygen atom that includes 8 baryons, 9 prions, and 10 neutrons. B) This oxygen isotope contains 8 electrons, 8 protons, and 10 neutrons. C) It's an oxygen allotrope incorporates 7 electrons, 7 protons, and 7 quarks. D) The oxygen configuration consists of 6 electrons, 8 photons, and 10 neutrons.

Answer 1

B

Step-by-step explanation:

Answer 2

B)

If it is known that the atomic number is 8, we know that the electrons are also 8. Since the atomic mass (O18) is 18, the neutrons are 18-8=10. Option B is the correct answer.

Hope I helped :)