Which of the following describes the difference between nitrogen-14 and nitrogen-15?
A. Nitrogen-14 has 14 electrons, 14 protons, and 14 neutrons; nitrogen-15 has 15 electrons, 15 protons, and 15 neutrons.
B. Nitrogen-14 has 7 electrons, 7 protons, and 7 neutrons; nitrogen-15 has 8 electrons, 8 protons, and 8 neutrons.
C. Nitrogen-14 has 14 electrons, 14 protons, and 14 neutrons; nitrogen-15 has 14 electrons, 14 protons, and 15 neutrons.
D. Nitrogen-14 has 7 electrons, 7 protons, 7 neutrons; nitrogen-15 has 7 electrons, 7 protons, and 8 neutrons.
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