chem 301 hw #1 - Ansari, Usman – Homework 1 – Due: Sep...

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Unformatted text preview: Ansari, Usman – Homework 1 – Due: Sep 12 2007, 11:00 pm – Inst: Brodbelt 1 This print-out should have 22 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. The due time is Central time. Brodbelt CH301 Due Sept. 12, 2007, 11:00 pm 001 (part 1 of 1) 10 points What is the symbol for the element copper? 1. Cu 2. Cp 3. Co 4. Cr 002 (part 1 of 1) 10 points Afactorof1 . × 10- 9 correspondstotheprefix 1. micro. 2. milli. 3. pico. 4. nano. 003 (part 1 of 1) 10 points Express 0.0103240 in scientific notation. 1. 1 . 0324 × 10- 2 2. 1 . 03240 × 10- 2 3. 1 . 0324 × 10- 1 4. 1 . 03240 × 10 2 5. 1 . 0324 × 10- 3 6. 1 . 03240 × 10- 3 004 (part 1 of 1) 10 points What is the proper solution to the following equation? (150 + 2 . 5 + 36 . 75) ÷ (6 . 60 + 0 . 173) = 1. 27.9418 2. 28 3. 27.942 4. 27.94 5. 30 6. 27.9 7. 27.94183 005 (part 1 of 1) 10 points How many kg are in 10.0 mg? 1. 1 . 00 × 10- 3 kg 2. 1 . 00 × 10- 7 kg 3. 1 . 00 × 10- 5 kg 4. 1 . 00 × 10- 6 kg 5. 1 . 00 × 10- 4 kg 006 (part 1 of 1) 10 points How many cubic inches (in 3 ) are in a 55.1 liter) are in a 55....
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This note was uploaded on 02/13/2010 for the course CH 301 taught by Professor Fakhreddine/lyon during the Spring '07 term at University of Texas.

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chem 301 hw #1 - Ansari, Usman – Homework 1 – Due: Sep...

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