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1. |
The half-life of a radionuclide is 69.3 minutes. What is its average life (in minutes) |
A. | 100 |
B. | \[{{10}^{-2}}\] |
C. | \[{{(69.3)}^{-1}}\] |
D. | \[0.693\times 69.3\] |
Answer» B. \[{{10}^{-2}}\] | |