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Quiz: Significant Figures

1. The number of significant digits in 200.000 is
13456
2. Correctly rounded, the result (23.1000 g - 22.0000 g) / (25.10 mL - 25.00 mL) is
11.0 g/mL11 g/mL11.00 g/mL11.000 g/mL
3. Rounded correctly, 2.000 cm × 10.0 cm =
20 cm220.00 cm220.0 cm220.000 cm2
4. The number of significant digits in 4900 is
exactly 4at most 2at least 2at least 4
5. Correctly rounded, the sum of 1.2 x 10-3 cm and 2.7 x 10-4 cm is
0.002 cm0.0014 cm0.0015 cm0.001 cm0.00147 cm
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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