Question

A substance decays according to the equation y=ae^-.215t where t is the time in hours. Find the half-life of the substance.

Please & thank you!

Answer 1

10 kg of uranium will be left after 233years.

Explanation:

There's alot of complicated exponents, look it up and you should find something more helpful :))

Answer 2

After about 232.5 years, 10 kg of uranium-232 will be left