

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 | |