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Quiz: Significant Figures

1. How many zeros are significant figures in a measured mass of 0.010010 g?
3015
2. Correctly rounded, the result (23.1000 g - 22.0000 g) / (25.10 mL - 25.00 mL) is
11.00 g/mL11.0 g/mL11.000 g/mL11 g/mL
3. 5.5234 mL of mercury is transfered to a graduated cylinder with scale marks 0.1 mL apart. Which of the following will be the correct reading taken from the graduated cylinder?
5.52 mL 5 mL 5.5234 mL5.523 mL5.5 mL
4. Correctly rounded, the product 2.000 cm × 20.0 cm is
4 x 101 cm24.0 x 101 cm24.000 x 101cm24.00 x 101 cm2
5. Rounded correctly, 2.000 cm × 10.0 cm =
20 cm220.0 cm220.000 cm220.00 cm2
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General Chemistry Online! Quiz: Significant figures

Copyright © 1997-2005 by Fred Senese
Comments & questions to fsenese@frostburg.edu
Last Revised 06/16/05.URL: http://antoine.frostburg.edu/chem/senese/101/measurement/sigfig-quiz.shtml