Question
Name the gas which has the highest percentage in air.
Name the gas which has the highest percentage in air.
Nitrogen with 79% is the highest in concentration in air. Oxygen occupies 29%. 1% is occupied by carbon dioxide and other gases.
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What is the other name of cyanobacteria?
Where is squamous epithelium found?
| Particle | Protons | Neutrons | Electrons |
| A | 17 | 18 | 17 |
| B | 3 | 4 | 2 |
| C | 18 | 22 | 18 |
| D | 17 | 20 | 17 |
| E | 9 | 10 | 10 |