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1. |
A certain nuclide has a half-life of 25 minutes. If one starts with 100 g of it, how much of it will remain at the end of 100 minutes [DPMT 1982] |
A. | 1.0 g |
B. | 4.0 g |
C. | 6.25 g |
D. | 12.50 g |
Answer» D. 12.50 g | |