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Isotopic Differences In Nitrogen

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In what way does the N-15 isotope differ from the N-14 isotope?
A

N-15 has one additional neutron.

B

N-15 has one fewer neutron than N-14.

C

N-15 has one fewer proton than N-14.

D

N-15 has one additional electron.

E

N-15 has one additional proton.

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