6 Week Chem Exam

6 Week Chem Exam - SC112 6-week Common Exam Name Alpha...

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SC112 – 6-week Common Exam Name:_____________________________ Alpha:____________ United States Naval Academy Chemistry Department SC112: Foundations of Chemistry 6-Week Examination Spring 2008 Instructions 1. DO NOT open this exam until told to do so. 2. On the top of this page , write your name, section number, and alpha number. Do not remove the cover page from the rest of the exam. 3. On the scantron sheet , write your name, section number, instructor's name, and alpha number. Also, bubble in your alpha number. 4. There are 6 pages to this exam (including this cover sheet and the formula sheet). The exam contains 25 multiple choice questions. Select the best answer and record it on the exam and on the scantron sheet. There is no penalty for guessing. You will be allowed a maximum of 50 minutes to complete this exam. 5. Periodic Table, constants, and equations are on the last page of this exam and may be separated from the remainder of the exam. 6. Read the following statement: This exam will be given to all SC112 students over the period 13 February to 14 February. In order to ensure a fair exam and be consistent with the USNA policies concerning graded academic work, you are not allowed to discuss any aspect of this exam (format, length, content, etc.) until 20 February .
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1. The polymer shown is best described as a. cross-linked. b. linear. c. branched. d. a thermoplastic. 2. Addition polymerization of which monomer will lead to the polyvinyl chloride repeating unit shown below? CC H H H Cl n HC C H H Cl H H H H Cl H H Cl H H H Cl Cl a. b. d. c. 3. Which of the following polymers is created by peptide (amide) linkages? a. polyester b. protein c. polyethylene d. polysaccharide 4. The structure of Nylon 6,6 is shown below. Which monomers combine to form this polymer? NH (CH 2 ) 6 NH C O (CH 2 ) 4 C O NH 2 (CH 2 ) 6 NH C O OH (CH 2 ) 6 C O O H OH NH 2 (CH 2 ) 6 NH 2 C O (CH 2 ) 4 C O O H OH n I II III IV a. I and III c. I and IV b. II and III d. II and IV 5. Diamond is classified as a(n): a. ionic solid.
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This note was uploaded on 04/07/2008 for the course CHEM 101 taught by Professor Schroeder during the Spring '08 term at Naval Academy.

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6 Week Chem Exam - SC112 6-week Common Exam Name Alpha...

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