1. What is radioactivity and how are the two types different?
2. Give the composition (symbol) and charge, penetrating power/material to stop it, and a nuclear equation to generate the alpha particle.
3. In the space below, write the question and answer Problems 37 on pg779 in the Addison Wesley Chemistry book.
4. Explain why half life and give one radioactive decay reaction including its half life from Fig26.8 (U-238 decay series). Do Probllems 33 and 34 from pg779 in above book.