Posted by **dela** on Tuesday, October 12, 2010 at 8:21pm.

use the nuclear decay equation to find out how much a 7mg sample of iodine 128 remains after 116 minutes if the half life of this isotope is 25 minutes.

## Answer This Question

## Related Questions

- chemistry - a radioactive material is undergoing nuclear decay. After 40 minutes...
- chemistry - a radioactive material is undergoin nuclear decay. After 40 minutes...
- Chemistry - I've figured out most of it. I'm not sure how to find the percentage...
- College Algebra - Use a calculator to help solve the problem. One isotope of ...
- chemistry - If there are 80 milligrams of a radioactive element decays to 10 ...
- math grade 12 - 2. An isotope of sodium has a half-life of 15 h. A sample of ...
- Chemistry - Gallium65, a radioactive isotope of gallium, decays by first order-...
- college algebra - One isotope of holmium, 162Ho, has a half life of 22 minutes. ...
- Chemistry - The most abundant isotope of the element nobellum has a half-life of...
- Chemistry - How long will it take for a 18.0-g sample of iodine-131 to decay to ...

More Related Questions