After 2.20 days, the activity of a sample of an unknown type radioactive material has decreased to 77.4% of the initial
Posted: Sun May 22, 2022 1:31 pm
After 2.20 days, the activity of a sample of an
unknown type radioactive material has decreased to 77.4% of
the initial activity. What is the half-life of this
material?
days
unknown type radioactive material has decreased to 77.4% of
the initial activity. What is the half-life of this
material?
days