MCQOPTIONS
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MCQOPTIONS
| 1. |
What is 1 Dalton? |
| A. | a unified mass unit, 1.360539040(20)×10−27kg |
| B. | a unified mass unit, 1.640539040(20)×10−27kg |
| C. | a unified mass unit, 1.660539040(20)×10−27kg |
| D. | a unified mass unit, 1.660539040(20)×10−27kg |
| Answer» E. | |