in choosing which isotopes to search.
| Isotope | Relative Atomic Mass |
Isotopic Composition |
Standard Atomic Weight |
Notes | ||||
|---|---|---|---|---|---|---|---|---|
 | ||||||||
| 6 | C | 12 | 12.000 000 0(0) | 98.93(8) | 12.0107(8) | g,r | ||
| 13 | 13.003 354 8378(10) | 1.07(8) | ||||||
| 14 | 14.003 241 988(4) | |||||||
| 17 | Cl | 35 | 34.968 852 71(4) | 75.78(4) | 35.453(2) | m | ||
| 37 | 36.965 902 60(5) | 24.22(4) | ||||||
| ||||||||
