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Description
Flashcards by Bradley Sansom, updated more than 1 year ago
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Created by Bradley Sansom
about 10 years ago
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| Question | Answer |
| What percentage of air is nitrogen? | 78.09% |
| What percentage of air is oxygen? | 20.95% |
| What percentage of air is carbon dioxide? | 0.03% |
| What percentage of air is Argon? | 0.93% |
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