in choosing which isotopes to search.
| Isotope | Relative Atomic Mass |
Isotopic Composition |
Standard Atomic Weight |
Notes | ||||
|---|---|---|---|---|---|---|---|---|
 | ||||||||
| 8 | O | 16 | 15.994 914 619 56(16) | 0.997 57(16) | 15.9994(3) | g,r,e,w | ||
| 17 | 16.999 131 70(12) | 0.000 38(1) | ||||||
| 18 | 17.999 161 0(7) | 0.002 05(14) | ||||||
| 35 | Br | 79 | 78.918 3371(22) | 0.5069(7) | 79.904(1) | |||
| 81 | 80.916 2906(21) | 0.4931(7) | ||||||
| ||||||||
