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

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Presentation transcript:

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

Alkali Metals Hydrogen Lithium Sodium potassium H Li Na K

Chalogens Oxygen Sulfur Selenium O S Se

Boron Family Boron Aluminum Gallium B Al Ga

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

Halogens Fluorine Chlorine Bromine Iodine F Cl Br I

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

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

Nitrogen Family Nitrogen Phosphorus Arsenic N P As

Extra Transitions Silver Gold Cadmium Mercury Ag Au Cd Hg

Kilo, k 1000

Deci, d 1 / 10

Hecto, h 100

100 inSN-SF 1*10 2 in 1

8.0 gSN-SF 8.0*10 0 g 2

mSN-SF 5.4*10 -4 m 2

LSF-SN 3.21*10 -3 L 3

4500 mSN-SF 4.5*10 3 m 4

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Accuracy? Precision?

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

*10 5 mg *10 5 g *10 -4 mm *10 -8 mm *10 5 in gal *10 6 g L m *10 12 L *10 22 atoms *10 4 cm *10 -3 mg *10 7 mg 15. Using prefixes a)9.12cg b)0.66nm or 660pm c)7.1 m d)56nm

Pass Back Papers

Dimensional Analysis II Date:

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

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