| % | Answer | % Correct |
|---|---|---|
| 65 | Oxygen | 98%
|
| 10 | Hydrogen | 93%
|
| 18 | Carbon | 92%
|
| 3 | Nitrogen | 89%
|
| traces | Iron | 88%
|
| 1.5 | Calcium | 81%
|
| 0.05 | Magnesium | 80%
|
| 0.35 | Potassium | 80%
|
| 0.15 | Sodium | 79%
|
| 1.0 | Phosphorus | 67%
|
| traces | Chlorine | 66%
|
| traces | Zinc | 64%
|
| 0.25 | Sulfur | 62%
|
| traces | Copper | 59%
|
| traces | Fluorine | 56%
|
| traces | Manganese | 52%
|
| traces | Iodine | 49%
|
| traces | Cobalt | 36%
|
| traces | Selenium | 33%
|
| traces | Molybdenum | 15%
|