Register
If the half-life of Uranium-235 is 176000 years and 12.5 g of Uranium-235 remain after 704000 years, how much of the radioactive isotope was in the original sample.
102k views
0 votes
If the half-life of Uranium-235 is 176000 years and 12.5 g of Uranium-235 remain after 704000 years, how much of the radioactive isotope was in the original sample.

User Jeje
by
5.5k points

1 Answer

1 vote
There should be about 200 g in the original sample
User Manchego
by
5.0k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.7m questions

7.5m answers

Other Questions

What forces can be classified as intramolecular
How many pounds in a 3.00 l bottle of drinking water?
Write the parts of the electromagnetic spectrum in order from lowest frequency to highest frequency
Explain why we must balance all chemical equations.
Which subatomic particle is the lightest? (a) neutron (b) proton (c) electron (d) all of the above (obviously not the last one, I guess)
Link Copied!