| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free online chemistry courses mooc | 1.49 | 0.1 | 1190 | 50 |
| free online chemistry courses college credit | 1.88 | 0.2 | 373 | 54 |
| free online courses in chemistry | 0.52 | 0.8 | 726 | 68 |
| free online college chemistry courses | 1.15 | 0.1 | 8057 | 67 |
| free online courses mooc | 0.3 | 0.8 | 8263 | 51 |
| chemistry courses online college credit | 0.59 | 0.9 | 4103 | 22 |
| online free chemistry course | 1.33 | 0.7 | 3286 | 99 |
| chemistry course online college credit | 1.52 | 0.6 | 5026 | 57 |
| chemistry classes online credit | 0.03 | 0.8 | 5852 | 78 |
| free college chemistry courses online | 1.39 | 0.1 | 2435 | 77 |
| online chemistry 2 courses for college credit | 0.36 | 0.7 | 1143 | 45 |
| free online college chemistry course | 1.68 | 1 | 4286 | 85 |
| online college chemistry courses | 2 | 0.2 | 2542 | 45 |
| free online chemistry courses | 0.11 | 0.4 | 6353 | 18 |
