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1. |
What is the product of following polymerization reaction? ↔ |
A. | ─[─NH─R─CO─]n |
B. | ─[─R─NH─CO─]n |
C. | ─[─NH─R─CO─]n-1 |
D. | none of the mentionedView Answer |
Answer» B. ─[─R─NH─CO─]n | |