The half-life of radium is 1600 y. How much of 1 μg of radium will remain undistintegrated after 8000 y?
A. \(\frac{1}{8}\) μg
B. \(\frac{1}{16}\) μg
C. \(\frac{1}{32}\) μg
D. \(\frac{1}{64}\) μg.
Answer:C
The half-life of radium is 1600 y. How much of 1 μg of radium will remain undistintegrated after 8000 y?
A. \(\frac{1}{8}\) μg B. \(\frac{1}{16}\) μg C. \(\frac{1}{32}\) μg D. \(\frac{1}{64}\) μg.