21. Nuclear Chemistry
Radioactive Half-Life
20PRACTICE PROBLEM
The following graph shows the radioactive decay of an unknown isotope. Using the information presented in the graph, determine the half-life of the unknown isotope.
![](https://cdn.clutchprep.com/problem_images/212588-bbbb861ec0a55386.png)
The following graph shows the radioactive decay of an unknown isotope. Using the information presented in the graph, determine the half-life of the unknown isotope.