HW1answers pg1 - This print-out should have 23 questions...

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Unformatted text preview: 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. Problems 1-16 on this assignment are BASIC chemistry questions. Stuff you should already have learned in High School. For a refresher on this material look in the Fun- damentals sections of your book (the green edged pages at the front, Chapters A-M, or pages F1-F94). Problems 17-23 are from Chapter 1. This is where we officially START our course. 001 (part 1 of 1) 10 points Which of the following is a chemical property of sulfur? 1. melts at 119 C 2. burns in air correct 3. density of 2.07 g/ml 4. dissolves in carbon disulfide Explanation: Burning in air as opposed to melting or dis- solving shows a change it undergoes in chem- ical composition. Melting and dissolving are physical properties not chemical. 002 (part 1 of 1) 10 points Which of the following is an intensive prop- erty?...
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This note was uploaded on 01/23/2011 for the course CH 301 taught by Professor Fakhreddine/lyon during the Spring '07 term at University of Texas.

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