Hand in when entering the lab. No admittance without a completed PreLab.

1. What is the purpose of this experiment? __________________________________________ __________________________________________________________________________
2. What is the difference between a polar and a non-polar solvent?_______________________ __________________________________________________________________________
3. How many testtubes will you need? _____________________________________________ __________________________________________________________________________
4. How much of a liquid solute will you add? _________________________________________
5. How much of a solid solute will you add? _________________________________________
6. What will you use to handle Iodine? _____________________________________________
7. What danger is associated with hexanes? ________________________________________
8. What danger is associated with Iodine? __________________________________________ __________________________________________________________________________
9. What instrument will you use initially to measure 5 mL of solvent? _____________________
10. How will you measure the remaining 5 mL aliquots of solvent? ________________________ __________________________________________________________________________
11. What will you do with the contents of your testtubes when you are finished with them? __________________________________________________________________________
12. What is the last thing you must do before leaving the lab? ____________________________

Questioins? Comments??
Ted Richardson, Toledo Technology Academy