Posted by **Leyah** on Monday, July 19, 2010 at 1:02pm.

The half-life of radon-222 is 3.82 days. If a sample of gas contains 4.38ug of radon-222, how much will remain in the sample after 15.2 days?

## Answer This Question

## Related Questions

- Physical Science - 1. Which equation correctly shows beta decay? (A) 210/82 Pb...
- Chemistry - If radon-222 has a half-life of 3.8 days, determine how long it ...
- chemistry - the half-life of radon-222 is 3.823 days. what was the original mass...
- Chemistry - A 1.50- gas sample at 722 and 25.0 contains 7.56 radon-220 by volume...
- Chemistry - A 1.50- gas sample at 735 and 25.0 contains 5.00 radon-220 by volume...
- chemistry - how many half-lives of radon-222 have passed in 11.46 days?
- Chemistry - A 1.50- gas sample at 722 and 25.0 contains 7.56 radon-220 by volume...
- 7th grade - Radon-22 has a half life of 4 days. If you begin with 32 grams of ...
- nuclear chem - i need help solving this. Can you guys show me how it's done. ...
- Chemistry - Recently, there has been much concern about pollution in the home ...

More Related Questions