1. Launch:10/2
 Grab a your lab notebook & binder
4. Which of the following is an alternative way to express
Nitrogen-13?
a. 137N
b. 136N
c. 147N
d. 146N
5. Boron-13 has
a. 13 protons, 8 neutrons, and 5 electrons
b. 5 protons, 13 neutrons, and 5 electrons
c. 5 protons, 8 neutrons, and 7 electrons
d. 5 protons, 8 neutrons, and 5 electrons
 Write a complete sentence about why it is correct!

2. Unit #3: Nuclear Processes

3. The radioactive decay
of Skittlium
Mr. Heffner
10/2/09

4. Title
 On page 9 (or 11) of you lab notebook, write the
following title:
The Radioactive Decay of Skittlium and M&Mium

5. Introduction
 Read introduction on lab handout
 In your lab notebook, write a three sentence
summary:
 Isotopes are…
 Radioactive isotopes…
 Half-life is…

6. Materials and Methods
 In your lab notebook, copy the materials list and
the procedure
 The procedure should be paraphrased/condensed
from the one in the lab handout
 Should have at least 4 steps

7. Results
 In your lab notebook, set-up a blank data table
identical to the one on the lab handout
 Graph: Leave space for graph

8. Discussion
 Answer questions 1-4 in complete sentences!

9. Homework
 No homework, have a great weekend!