MCQOPTIONS
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| 1. |
Size range of polymer molecules varies from __________ metre. |
| A. | 10-2 to 10-5 |
| B. | 10-4 to 10-7 |
| C. | 10-1 to 10-2 |
| D. | 10-8 to 10-10 |
| Answer» B. 10-4 to 10-7 | |