MCQOPTIONS
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| 1. |
What does natural gas mainly consist of? |
| A. | \[{{C}_{2}}{{H}_{6}}\] |
| B. | \[C{{H}_{4}}\] |
| C. | \[{{C}_{3}}{{H}_{8}}\] |
| D. | \[{{C}_{4}}{{H}_{10}}\] |
| Answer» C. \[{{C}_{3}}{{H}_{8}}\] | |