120108 - Chem 105 A Review Fall 2008 Which of the following...

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Unformatted text preview: Chem 105 A Review Fall 2008 Which of the following metric relationships is incorrect? 1 g = 1 3 k g 1 3 m L = 1 L 1 g = 1 2 c g 1 d m = 1 m 8% 81% 5% 4% 3% 1. 1 L = 10-6 L 2. 1 g = 10 3 kg 3. 10 3 mL = 1 L 4. 1 g = 10 2 cg 5. 10 dm = 1 m Express 0.00560 in exponential notation. 5 . 6 x 1 3 5 . 6 x 1- 3 5 . 6 x 1- 3 5 . 6 n o n e o f t h e s e 1% 2% 1% 0% 96% 1. 5.60 x 10 3 2. 5.6 x 10-3 3. 5.60 x 10-3 4. 5.60 5. none of these Using the rules for significant figures, calculate the following: (6.167 + 83)/5.10 1 7 . 5 1 8 1 7 2 1 7 . 4 8 19% 5% 5% 1% 70% 1. 17.5 2. 18 3. 17 4. 20 5. 17.48 Convert 0.092 ft 3 to L. (2.54 cm = 1 in) 2 6 L 2 . 6 L 3 . 2 x 1- 3 L 1 . 8 L . 4 L 5% 76% 9% 2% 8% 1. 26 L 2. 2.6 L 3. 3.2 x 10-3 L 4. 1.8 L 5. 0.40 L Density Question z A monolayer containing 3.2 x 10-6 g of oleic acid has an area of 20.0 cm 2 . The density of oleic acid is 0.895 g/mL. What is the thickness of the monolayer? The density of gasoline is 0.7025 g/mL at 20 o C and the density of water is 0.995 g/mL at 20 density of water is 0....
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This note was uploaded on 12/06/2009 for the course CHEM 105A taught by Professor Bau during the Fall '04 term at USC.

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120108 - Chem 105 A Review Fall 2008 Which of the following...

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