Tons per Square Mile | Answer | % Correct |
---|---|---|
2,442,450,000 | Oxygen | 99%
|
307,230,000 | Hydrogen | 98%
|
79,800 | Carbon | 88%
|
31,492,000 | Sodium | 88%
|
56,629,000 | Chlorine | 78%
|
1,202,000 | Calcium | 72%
|
1,185,000 | Potassium | 72%
|
2,644,000 | Sulfur | 69%
|
3,779,000 | Magnesium | 68%
|
191,805 | Bromine | 33%
|
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