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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.

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kritter1
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. 

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hagerk1

Answer:

B

Explanation:

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