Question:

# 15. Plutonium-239 is the isotope that is most often used in

Last updated: 7/15/2022

15. Plutonium-239 is the isotope that is most often used in nuclear reactors, and has a half- life of 24,100 years. At the time of the 1986 accident at Chernobyl, there were 10 pounds of plutonium-239 on site. a) Find an exponential model that gives the amount of plutonium 239 remaining after t years. b) How much plutonium remains after 100 years? c) How much plutonium remains after 1000 years?