| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| mass number of nitrogen | 1.06 | 1 | 3767 | 35 | 23 |
| mass | 0.86 | 0.1 | 7190 | 43 | 4 |
| number | 1.08 | 0.9 | 6528 | 26 | 6 |
| of | 1.51 | 0.3 | 5980 | 7 | 2 |
| nitrogen | 1.37 | 0.1 | 151 | 79 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| mass number of nitrogen | 0.74 | 1 | 5893 | 49 |
| mass number of nitrogen 14 | 0.99 | 0.5 | 6373 | 53 |
| what is the mass number of nitrogen | 1.47 | 0.4 | 3497 | 61 |
| nitrogen atomic number and mass | 1.47 | 0.6 | 3413 | 95 |
| nitrogen atomic mass number | 1.81 | 0.8 | 2295 | 81 |
| atomic number and mass number of nitrogen | 1.33 | 0.3 | 5733 | 61 |
| atomic number of nitrogen 14 | 0.27 | 0.2 | 8170 | 60 |
| mass number of nitrogen 15 | 0.39 | 0.9 | 8014 | 23 |
| atomic mass number of nitrogen | 0.81 | 0.2 | 3731 | 50 |
| number of protons in nitrogen 14 | 1.69 | 0.6 | 1529 | 36 |
| a 15 g mass of nitrogen | 1.29 | 0.4 | 5687 | 94 |
| nitrogen 14 to carbon 14 | 1.24 | 0.2 | 5712 | 62 |
| what is the mass of nitrogen-15 | 0.78 | 0.3 | 7939 | 18 |
| how many neutrons in nitrogen 14 | 0.35 | 0.7 | 450 | 47 |
| what is nitrogens mass number | 0.35 | 0.6 | 8129 | 70 |
| what is the mass for nitrogen | 0.3 | 0.5 | 5011 | 2 |
