Question 133942
Radioactive strontium-90 is used in nuclear reactors and decays exponentially with an annual rate of decay of 2.48%. How much pf 50 grams of strontium-90 will be left after 100 years?
:
With a calculator use the equation:
A = 50((1-.0248)^100)
A = 4.05825 gr after 100 yrs