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SIGNIFICANT FIGURES WORKSHEET-1

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SIGNIFICANT FIGURES/ SCIENTIFIC NOTATION WORKSHEET

Express the following in scientific notation
       1. 602 217 000 000 000 000 000
       2. 0.000 000 523
       3. 1000
       4. 0.000 217 895
       5. 1 000 000 598


Express the following as a decimal:
       1. 5.23 x 10
       2. 2.0 x 10
       3. 4.9751 x 10
       4. 2 x 10
       5. 1.259 x 10


How many significant figures are in each number?

   1.      400 g ___                  7.       22,506 L ___            13.    22,000 ml ___

   2.      200.0 g ___                8.       4755.50 L ___           14.    5201 g ___

   3.      0.0001 g ___               9.       1.67 x 10-8 ___         15.    81 g ___

   4.      218 cm ___                 10.      2.00 x 104 ___          16.    10.0 kg ___
   5.
           320 cm ___                 11.      5 x 10 12 ___           17.    7003 ml ___

   6.      0.00530 cm ___             12.      635.000 ml ___          18.    2.0 g ___


Complete the following calculations to the proper number of significant digits.

   16.     4.60ml + 3ml =                                       21.   3.482g + 8.51g + 16.0g =

   17.     0.008g + 0.05g =                                     22.   14.67ml – 3.4ml + 1.000ml =

   18.     200g – 87.3g =                                       23.   67.9g / 2.344g =

   19.     50.0mm X 2.00mm =                                    24.   2.0ml x 3.4ml x 4ml =

   20.     2.3cm x 3.45cm x 7.421cm =                           25.   2.000g / 3.0g =

				
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