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Unformatted text preview: Grodin, Micah – Homework 2 – Due: Sep 20 2005, 11:00 pm – Inst: Sara Sutcliffe 1 This print-out should have 15 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. The due time is Central time. 001 (part 1 of 1) 10 points Most of the O 3 in the atmosphere exists in the 1. mesosphere. 2. stratosphere. correct 3. hemisphere. 4. chemosphere. 5. troposphere. Explanation: 002 (part 1 of 1) 10 points Toxicity is 1. the effect of a substance on health. cor- rect 2. the vapor pressure of a substance. 3. the chemical reactivity of a substance. 4. a detectable odor. 5. the amount of a substance. Explanation: 003 (part 1 of 1) 10 points What is the proper name for SO 2 ? 1. sulfur dioxide correct 2. dioxysulfate 3. disulfur oxide 4. esotu Explanation: This is a covalent compound and should be named using prefixes to indicate the number of atoms of each element in the compound. Binary covalent compounds are named with the name of the first element followed by the name of the second element with the suffix “- ide” added. The prefix “mono-” is commonly omitted from the name of the first element in a compound, so SO 2 is sulfur dioxide. 004 (part 1 of 1) 10 points A young senator excited about Green Chem- istry presents new legislation to set controls on vehicles and industry to completely remove all pollutant molecules from the air....
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- Fall '05
- Chemistry, Oxide, correct explanation, Sara Sutcliffe