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Quiz: Interpret formulas
1. In four molecules of sulfuric acid, H2SO4, there are:
4 H atoms; 4 S atoms; 4 O atoms.8 H atoms; 4 S atoms; 16 O atoms.
2 H atoms; 1 S atom; 4 O atoms.16 atoms total
4 atoms total.
2. Stearic acid, CH3(CH2)16CO2H, is the most common fatty acid occurring in animal and vegetable fats. How many hydrogen atoms does one molecule of stearic acid contain?
32636none of these35
3. The banned insecticide DDT, (ClC6H4)2CHCCl3, contains how many chlorine atoms per molecule?
1453419
4. The compound SF4 is a corrosive gas that attacks glass. Seven molecules of SF4 contain a total of how many atoms?
73552840
5. Stearin, C3H5(C18H35O2)3, is a constituent of most animal fats and is used for making soap, candles, and candies. How many carbon atoms are in one molecule of stearin?
2124none of these5718
6. Phenylmercuric borate, (C6H5Hg)2HBO3, was once used as a mildewproofing agent. A wood sample sprayed with 4.8 x 1018 molecules of phenylmercuric borate could contain how many mercury atoms?
2.4 x 101829.6 x 1018none of these4.8 x 1018
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General Chemistry Online! Quiz: Interpret formulas

Copyright © 1997-2005 by Fred Senese
Comments & questions to fsenese@frostburg.edu
Last Revised 06/11/07.URL: http://antoine.frostburg.edu/chem/senese/101/compounds/interpret-formulas-quiz.shtml