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[PDF File]Rules for Significant Figures (sig figs, s.f.)
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Worksheet Scientific Notation/Significant Figures Answers #3 1. Give the number of significant figures in each of the following. a) 10.0005 g 6 b) 0.003423 mm 4 c) 2900 + 100 ft 2 d) 8.9 x 105 L 2 e) the number of minutes (60) that make up an hour infinite 2. Determine the answer for each of the following.
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[PDF File]Worksheet Scientific Notation/Significant Figures
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22 Rounding Off Calculated Answers When the first digit dropped is 4 or less, • the retained numbers remain the same. 45.832 rounded to 3 significant figures drops the digits 32 = 45.8 When the first digit dropped is 5 or greater, • the last retained digit is increased by 1. 2.4884 rounded to 2 significant figures
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[PDF File]Practice Worksheet for Significant Figures
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The Atlantic/Pacific Rule for Determining Significant Figures 1) look for the presence, or not, of a decimal point - this will tell you which side to start counting from - Pacific: left - Atlantic: right 2) if there is a decimal point you start counting from the left side of the number
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[PDF File]Chapter 1 Measurements
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The numbers in: •any equality between two metric units OR between two U.S. system units are obtained by definition and are, therefore, exact numbers. •a definition are exact and are not used to determine significant figures. •an equality between metric and U.S. units …
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[PDF File]The Atlantic/Pacific Rule for Determining Significant Figures
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Significant Figures Worksheet 1. Indicate how many significant figures there are in each of the following measured values. 246.32 107.854 100.3 0.678 1.008 0.00340 14.600 0.0001 700000 350.670 1.0000 320001 2. Calculate the answers to the appropriate number of significant figures.
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[PDF File]Significant Figures Worksheet
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Significant figures convey the precision to which a number is known. They are a part of any numerical answer, and are as important as the number itself and the units. Understanding what significant figures tell us about a number:
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Significant figures - Wikipedia
Hence a number like 26.38 would have four significant figures and 7.94 would have three. The problem comes with numbers like 0.00980 or 28.09. Rule 2: Any zeros between two significant digits are significant. Suppose you had a number like 406. By the first …
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[PDF File]Significant Figure Rules - Rice University
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Period:_____ Practice Worksheet for Significant Figures Name:_____ Identify the sums or differences of the following to the correct number of significant figures: 41) 8.41 X 1014 + 9.71 X 1012 = 8.51 E 14 42) 5.11 X 1023 - 4.2 X 1021 = 5.1 E 23 43) 8.2 X 1030 + 4.560 X 1023 = 8.2 E 30 44) 6.023 X 10-23 - 2.1 X 10-20 = -2.9 E -20 Express the product and the quotients of the following to the ...
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[PDF File]Significant Figures
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Rules for Significant Figures (sig figs, s.f.) A. Read from the left and start counting sig figs when you encounter the first non-zero digit 1. All non zero numbers are significant (meaning they count as sig figs) 613 has three sig figs 123456 has six sig figs 2.
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[PDF File]2.2 – Measured numbers and significant fiures
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Practice Worksheet for Significant Figures 1. State the number of significant digits in each measurement. 1) 2804 m 2) 2.84 km 3) 5.029 m 4) 0.003068 m 5) 4.6 x …
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How to identify significant figures