1. DA II Agenda Review material Check DA I Examples of DA with dbl units Practice time

2. Alkali Metals Hydrogen Lithium Sodium potassium H Li Na K

3. Chalogens Oxygen Sulfur Selenium O S Se

4. Boron Family Boron Aluminum Gallium B Al Ga

5. Noble gases Helium Argon Krypton Xenon Radon He Ar Kr Xe Rn

6. Halogens Fluorine Chlorine Bromine Iodine F Cl Br I

7. Alkaline Earth Beryllium Magnesium Calcium Strontium Barium Be Mg Ca Sr Ba

8. Carbon Family Carbon Silicon Germanium Tin Lead C Si Ge Sn Pb

9. Nitrogen Family Nitrogen Phosphorus Arsenic N P As

10. Extra Transitions Silver Gold Cadmium Mercury Ag Au Cd Hg

11. Kilo, k 1000

12. Deci, d 1 / 10

13. Hecto, h 100

14. 100 inSN-SF 1*10 2 in 1

15. 8.0 gSN-SF 8.0*10 0 g 2

16. 0.00054 mSN-SF 5.4*10 -4 m 2

17. 0.00321 LSF-SN 3.21*10 -3 L 3

18. 4500 mSN-SF 4.5*10 3 m 4

19. ?

20. ?

21. Accuracy? Precision?

22. DA I Be sure units are carried throughout. Answers in SF if exp >3 or <-3.

23. 1. 3.48*10 5 mg 2. 4.83*10 5 g 3. 5.55*10 -4 mm 4. 9.6*10 -8 mm 5. 2.2*10 5 in 6. 50.4gal 7. 3.25*10 6 g 8. 32.0L 9. 4436m 10. 1.5*10 12 L 11. 1.53*10 22 atoms 12. 4.20*10 4 cm 3 13. 7.19*10 -3 mg 14. 1.96*10 7 mg 15. Using prefixes a)9.12cg b)0.66nm or 660pm c)7.1 m d)56nm

24. Pass Back Papers

25. Dimensional Analysis II Date:

26. The density of Pb is 11.3 g/mL, what is the density in kg/L?

27. If a track star can run, 5.0 m in 1.0 seconds. How fast is this in miles per hour?

28. SPEED LAB How fast can you run in mph? Mark and measure out a distance in the hall. Time how long it takes you to run that distance. Calculate your speed in miles per hour – show me the calculations in your notes.