MCQOPTIONS
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| 1. |
Hydroxy caproic acids are used to polyester molecules. Due to improper purification of reactants, 2% of acid impurity was found. What is the number average degree of polymerization for 95% completion of reaction? |
| A. | 2526 |
| B. | 2280 |
| C. | 1912 |
| D. | 1270 |
| Answer» D. 1270 | |