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| Q. |
An average percentage of Carbon and Hydrogen in Petrol may be roughly given as |
| A. | 70% C, 70% H2 |
| B. | 15% C, 85% H2 |
| C. | 50% C, 50% H2 |
| D. | 85% C, 150% H2 |
| E. | 60% C, 40% H2 |
| Answer» D. 85% C, 150% H2 | |
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