Posted by **Mira** on Wednesday, August 1, 2012 at 2:37am.

The half life of a radioactive sample is 6.93 days.after how many days will only one -tenth of the sample be left behind?

## Answer This Question

## Related Questions

- calc - The half-life of polonium is 139 days, but your sample will not be useful...
- Chemistry - A radioactive element has a half-life of 6.41 days. What percent of ...
- Physical Science- Help Please! - Suppose that you are given a 100 gram sample of...
- math - You have just isolated a new radioactive element. If you can determine ...
- chemistry - The half-life for the radioactive decay of calcium-47 is 4.5 days.If...
- Physics 30 - The activity of a sample of a radioactive isotope is 1800Bq. If ...
- Pre-Calc - A radioactive isotope has a half life of 8.1 days. If the sample ...
- physics-Radioactivity - 1) The number of radioactive nuclei in a particular ...
- physics - Suppose 32000 radioactive nuclei are in a sample. About how many ...
- chemistry - A radioactive sample contains 2.45 g of an isotope with a half-life...

More Related Questions