MCQOPTIONS
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| 1. |
In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the_________________? |
| A. | Hexamethylene diamine and the ring |
| B. | Hexamethylene diamine and the adipic acid |
| C. | Adipic acid and the ring |
| D. | None of these |
| Answer» C. Adipic acid and the ring | |