SOLUTION: A certain radioactive isotope has a half-life of approximately 1700 years. How many years to the nearest year would be required for a given amount of this isotope to decay to 25% o

Algebra ->  Test -> SOLUTION: A certain radioactive isotope has a half-life of approximately 1700 years. How many years to the nearest year would be required for a given amount of this isotope to decay to 25% o      Log On


   



Question 319140: A certain radioactive isotope has a half-life of approximately 1700 years. How many years to the nearest year would be required for a given amount of this isotope to decay to 25% of that amount?
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
25% is 1/4 which is 1/2 of 1/2 ___ so, 2 half-lives