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Unformatted text preview: Version 139/ACACD Quiz 5 Aspirin lyon (51215) 1 This print-out should have 9 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. 1 2 3 4 5 6 7 AA AB AC AD BA BB BC 8 9 10 BACK NEXT BD CA CB CC CD Blue = correct response; Red = incor- rect response; greenish-brown = already an- swered the question. ENTER YOUR 5- LETTER CODE AND PRESS ENTER. DO NOT PRESS ENTER AGAIN UNLESS THE CORRECT VERSION NUMBER AP- PEARS IN YOUR BOX NUMBER. 001 10.0 points What is the chemical name for aspirin? 1. acetaminophen 2. o-dimethylbenzene 3. naproxen 4. ibuprofen 5. acetylsalicylic acid correct Explanation: Aspirin is also called acetylsalicylic acid. 002 10.0 points Which of the following statements is true re- garding the amount of light absorbed by a given substance in a spectrophotometer? 1. Only the wavelength of light affects the amount of light absorbed by a substance. 2. The solvent and volume of the cell or path have an effect on the amount of amount of light absorbed by a substance. 3. The concentration, wavelength of light and the volume of the cell or path has an effect on the amount of light absorbed by a substance. 4. The wavelength of light and the concen- tration has an effect on the amount of light absorbed by a substance. correct Explanation: For a given substance, the amount of light absorbed in a spectrophotometer depends...
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This note was uploaded on 10/25/2010 for the course CH 204 taught by Professor Leytner during the Fall '08 term at University of Texas at Austin.
- Fall '08