periodic table atom AND voids
0
about 10 months ago
| 1 |
 |
voids | 7 | |
|---|---|---|---|---|
| 2 |
 |
Helium | 9 | |
| 3 |
 |
carbon dioxide | 16 | |
| 4 |
 |
nitrogen | 11 | |
| 5 |
 |
atom | 11 |
