HW-1 - Rahman Tarique – Homework 1 – Due Sep 6 2007...

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Unformatted text preview: Rahman, Tarique – Homework 1 – Due: Sep 6 2007, midnight – Inst: Vandenbout 1 This print-out should have 23 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. The due time is Central time. This homework has problems that should review what you have already learned in high school or at least previous to our course. You will find most of this information in the first 4 chapters of your textbook. 001 (part 1 of 1) 10 points What is the symbol for the element silver? 1. Su 2. Si 3. Ag 4. Au 002 (part 1 of 1) 10 points A pure substance composed of two or more elements chemically combined is 1. an atom. 2. a mixture. 3. a solution. 4. a compound. 003 (part 1 of 1) 10 points Afactorof1 . × 10- 6 correspondstotheprefix 1. mega. 2. nano. 3. milli. 4. micro. 004 (part 1 of 1) 10 points What is 0.00875 in scientific notation? 1. 8 . 75 × 10 3 2. 8 . 75 × 10- 3 3. 8 . 8 × 10- 3 4. . 0875 × 10 1 005 (part 1 of 1) 10 points What is the proper solution to the following equation? Answer with correct significant figures. (23 . 1 + 5 . 61 + 1 . 008) × 7 . 6134 × 8 . 431 = 1. 1907.56 2. 1907.5661 3. 1910 4. 1907 5. 1900 6. 2000 7. 1908 8. 1907.6 9. 1907.566 006 (part 1 of 1) 10 points...
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This note was uploaded on 10/31/2009 for the course CH 56435 taught by Professor Flowers during the Spring '08 term at University of Texas.

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HW-1 - Rahman Tarique – Homework 1 – Due Sep 6 2007...

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