| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| how small is an oxygen atom | 1.64 | 0.9 | 2507 | 31 |
| small oxygenator | 0.88 | 0.6 | 2681 | 38 |
| diameter of an oxygen atom | 1.42 | 0.9 | 4894 | 99 |
| how much does an oxygen atom weigh | 0.23 | 0.2 | 2176 | 2 |
| how big is an oxygen molecule | 1.17 | 0.8 | 3837 | 62 |
| atomic size of oxygen | 1.44 | 0.5 | 631 | 8 |
| size of an oxygen molecule | 0.14 | 0.8 | 2587 | 54 |
| how much atoms does oxygen have | 0.21 | 0.1 | 6081 | 64 |
| weight of an oxygen atom | 0.8 | 0.2 | 477 | 34 |
| what is the oxygen atom | 1.34 | 0.4 | 9930 | 8 |
| atom number of oxygen | 1.8 | 0.8 | 7341 | 82 |
| atomic number of oxygen atom | 1.51 | 0.6 | 7366 | 6 |
| weight of 1 oxygen atom | 0.18 | 0.2 | 8650 | 86 |
| how much atomic mass does oxygen have | 1.61 | 0.9 | 1748 | 43 |
| diameter of oxygen molecule | 1.18 | 0.4 | 244 | 33 |
