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[DOC File]Worksheet 2-1 CALCULATOR PRACTICE
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State how many ZEROS in each of the following numbers are significant. There could be none! 0.003040 12300 450.0 0.006 60500 98000. Round off the given quantity 3.798075 grams to the number of significant figures indicated. One Sig Fig. Two Sig Figs. Three Sig Figs. Four Sig Figs. Five Sig Figs. Six Sig Figs WKS 2.2 - Rounding and Sig Figs (1 page)
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[DOC File]Lab 1-2 Sig Fig
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has 4 sig figs.4. 00. has 3 sig figs - beginning zeros. are NEVER significant. 0.000. 125 has 3 sig figs. 0.00. 2 has 1 sig fig - ending . zeros without a decimal are NOT significant. 400. has 1 sig fig. 2500. has 2 sig figs When multiplying. Use the number of Sig Figs from the least accurate measure. 2.54 cm. x 3.1 cm 7.9 cm2 When adding ...
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[DOC File]Dimensional Analysis (Conversion Factors)
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For none exact identities and conversion factors, how many sig. figs are implied? Example: Use the information from above to determine how many cm there are in 12.00 inches. 12.00 inches x = _____ The unit belonging to the quantity and the denominator of the conversion factor cancel to leave a final answer with the desired unit ...
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[DOC File]Scientific Notation Worksheet
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--How many sig figs are in each of the following examples: A. 926.9. B. 707. C. 123.06 D. 0.0402. E. 0.82610. F. 338.00--Solve the problems below keeping in mind the ...
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Find the number of significant digits in the following:
Multiply or Divide the following measured values. Account for significance and use scientific notation form where appropriate. 1) 344.0 m x 22.111m = 7,606 m2. 2) 887.321g ( 54 L = 16 g/L 3) 1,645.54 in x 0.1113 in x 67.0in = 4) 22.091m3 ( (1.0 x 103 m) ( 0.999 m = 1.23 x 104 in3 0.022 m 5) 743.001 dkg ( 0.0562 dkg =
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[DOC File]YOU MUST USE DIMENSIONAL ANALYSIS, Sig Figs, and ...
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YOU MUST USE DIMENSIONAL ANALYSIS, Sig Figs, and Scientific Notation Author: James T. Schultz Sr. Last modified by: James T. Schultz Sr. Created Date: 4/16/2008 8:38:00 PM Company: Home Other titles: YOU MUST USE DIMENSIONAL ANALYSIS, Sig Figs, and Scientific Notation
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[DOC File]SIGNIFICANT FIGURES
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Rounding also comes into play when using sig figs; actually, it’s a main part of the idea. Generally, if the last digit of a number is 6 or greater, you round up (e.g. 3.14159 becomes 3.1416). If the last digit of a number is less than 5, you round down (e.g. 3.141 becomes 3.14).
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[DOCX File]Sig Figs, Scientific Notation and Conversions
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How many . sig figs (significant figures) are in each of the following quantities? In other words, how well do we know these numbers? Count the number of digits you are sure about. A. 1 mile. B. 528. 1. feet. C. 0.0025 mm. D. 2. 00,000,000 m/s. Notice that the last # (D) is a little ambiguous. Is the speed really known to the nearest m/s or are ...
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[DOC File]Rules for Using Significant Figures in Mathematical Operations
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If the answer has too many decimal places, round to the number of sig figs it should have. For example, 12 / 3.00 = 4 ( 4.0 12 has two significant figures and 3.00 …
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[DOC File]Use of Significant Digits
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If you multiply or divide two numbers, the answer is rounded off to the number of significant figures in the least precise term used in the calculation (i.e. the number with the fewest sig figs). If you add or subtract, the answer is rounded to the same number of decimal places as the measurement with the least . number. of decimal places.
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How many sig figs to use