Respuesta :

Answer:

Hope this helps u!!

Explanation:

A useful application of half-lives is radioactive dating. This has to do with figuring out the age of ancient things. If you could watch a single atom of a radioactive isotope, U-238, for example, you wouldn't be able to predict when that particular atom might decay. :) :)

Mark as Brainliest plz!

Answer:

single, antom-radioactive isotope U-238.

Explanation: