Posted by **Diamond** on Friday, September 21, 2012 at 12:51am.

A 1.50- gas sample at 722 and 25.0 contains 7.56 radon-220 by volume. Radon-220 is an alpha-emitter with a half-life of 55.6s

## Answer This Question

## Related Questions

- 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 - A 1.50 liter gas sample at 745mm HG and 25 celsius contains 3.55% ...
- Chemistry - The half-life of radon-222 is 3.82 days. If a sample of gas contains...
- Science - Radium has a half-life of 1620 years and decays into radon, which has...
- Chemistry - The radioisotope radon-222 has a half-life of 3.8 days. How much of ...
- Chemistry - The half life of radon 222 is 3.82 days. If the initial mass of a ...
- statistics - A random sample of the houses in a particular city is selected and...
- Chemistry - Recently, there has been much concern about pollution in the home ...
- chem - A sample of radon has an activity of 80,000 Bq. If the half-life of radon...

More Related Questions