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Periodic table
›
nitrogen
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N-15
Nitrogen-15 (N-15)
Identity
Protons
7
Neutrons
8
Mass number
15
Mass
15.00011 ± 0.00062 u
Mass excess
101.44 keV
Spin
1/2-*
Stability
stable
Natural occurrence
0.380 %
of nitrogen
All isotopes of nitrogen