After the release of radioactive material into the atmosphere from a nuclear power plant at Chernobyl (Ukraine) in 1986, the hay

Question

2 years ago

6

After the release of radioactive material into the atmosphere from a nuclear power plant at Chernobyl (Ukraine) in 1986, the hay

in Austria was contaminated by iodine 131 (half-life 8 days). If it is safe to feed the hay to cows when 10% of the iodine 131 remains, how long did the farmers need to wait to use this hay?

Mathematics

1 answer:

a_sh-v [17] · Answer 1 · 2022-11-13T15:07:22+03:00

a_sh-v [17]2 years ago

6 0

Answer:

$t=26.47$

i took test and got it right