1. ONE IN A MILLION
LAB #27

2. RINSE
H2O
CLEAN
H2O

3. TAKE A DROP FROM CUP #1 AND ADD IT TO CUP #2.
RINSE YOUR DROPPER.
ADD 9 DROPS OF CLEAN WATER TO CUP 2 AND MIX.
RINSE
H2O
CLEAN
H2O

4. RINSE
H2O
CLEAN
H2O

5. TAKE A DROP FROM CUP #2 AND ADD IT TO CUP #3.
RINSE YOUR DROPPER.
ADD 9 DROPS OF CLEAN WATER TO CUP #3 AND MIX.
RINSE
H2O
CLEAN
H2O

6. RINSE
H2O
CLEAN
H2O

7. TAKE A DROP FROM CUP #3 AND ADD IT TO CUP #4.
RINSE YOUR DROPPER.
ADD 9 DROPS OF CLEAN WATER TO CUP #4 AND MIX.
RINSE
H2O
CLEAN
H2O

8. RINSE
H2O
CLEAN
H2O

9. TAKE A DROP FROM CUP #4 AND ADD IT TO CUP #5.
RINSE YOUR DROPPER.
ADD 9 DROPS OF CLEAN WATER TO CUP #5 AND MIX.
RINSE
H2O
CLEAN
H2O

10. RINSE
H2O
CLEAN
H2O

11. TAKE A DROP FROM CUP #5 AND ADD IT TO CUP #6.
RINSE YOUR DROPPER.
ADD 9 DROPS OF CLEAN WATER TO CUP #6 AND MIX.
RINSE
H2O
CLEAN
H2O

12. TAKE A DROP FROM CUP #6 AND ADD IT TO CUP #7.
RINSE YOUR DROPPER.
ADD 9 DROPS OF CLEAN WATER TO CUP #7 AND MIX.
RINSE
H2O
CLEAN
H2O

13. TAKE A DROP FROM CUP #7 AND ADD IT TO CUP #8.
RINSE YOUR DROPPER.
ADD 9 DROPS OF CLEAN WATER TO CUP #8 AND MIX.
RINSE
H2O
CLEAN
H2O

14. TAKE A DROP FROM CUP #8 AND ADD IT TO CUP #9.
RINSE YOUR DROPPER.
ADD 9 DROPS OF CLEAN WATER TO CUP #9 AND MIX.
RINSE
H2O
CLEAN
H2O

15. Questions
Which was the number of the cup that first appeared colorless?
What was the concentration of this cup?
3) Do you think that there is any food coloring present in this cup?
4) What type of experiment could be done to test your hypothesis?

16. CLEAN UP Wash up your tray in the black basins. soap clean
2) Dry off with a paper towel and put back at lab station.