Significant figures in chemistry problems
[PDF File]Practice Worksheet for Significant Figures
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Dr. Behrang Madani Chemistry B11 Bakersfield College Name _____ 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 105 m 6) 4.06 x 10-5 m
[PDF File]Significant Figures Worksheet - drrossymathandscience
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Significant Figures Worksheet Perfect numbers like perfect men are very rare ˜ Rene Descartes I. Determining the Number of Significant Digits Give the correct number of significant digits for each of the following: a. 409.10 b. 305 c. 0.25 d. 0.4020 e. 0.00056030 f. 371 883 g. 308 000 h. 85.00 i. 2.0 X 102 j. 59.98 II. Addition and Subtraction ...
[PDF File]Significant Figure Rules - Rice University
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Are Significant Figures Important? A Fable A student once needed a cube of metal that had to have a mass of 83 grams. He knew the density of this metal was 8.67 g/mL, which told him the cube's volume. Believing significant figures were invented just to make life difficult for chemistry students and had no practical use in the
[PDF File]Significant Figures Worksheet - Saddleback College
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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. 32.567 135.0 + 1.4567
[PDF File]Practice Worksheet for Significant Figures
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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 ...
[PDF File]Significant Figures and Scientific Notation Name CHEMISTRY 110
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Significant Figures and Scientific Notation Name_____ CHEMISTRY 110 . last first . . Hint: Work the problems assigned in the text first, many of these problems are similar to the homework problems. Remember :Answers to the problems in the text are in back of the text book. 1.
[PDF File]Significant Figures Worksheet #1 Name Block
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Significant Figures Worksheet #1 Name_____Block____ There are two rules for determining the number of significant figures: 1) If there is no decimal point--start at the RIGHT and count, beginning with the first non-zero digit. Examples 340 2 s.f.
[PDF File]CHM 130 Sig Fig Practice Problems
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CHM 130 Sig Fig Practice Problems Significant digits or figures are not something we make up to terrorize you all semester long. They represent the accuracy of a measurement. For example, a cheap bathroom scale bought at the dollar store reads your weight as 152 pounds, not 152.45809 pounds. It is not that accurate. Significant digits are very ...
[PDF File]Coping with Significant Figures
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PRACTICE PROBLEMS 14. 2 During the course of the chemistry lab this year, you will be introduced (or re-introduced) to the idea of using significant figures in your calculations. Significant figures have caused some trouble for students in the past and many marks have been lost as a result of the confusion about how to deal with them. Hopefully this little primer will help you understand where ...
[PDF File]Worksheet 1: Significant Figures
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AP Chemistry: Review Unit Name: Worksheet 1: Significant Figures . 1. Determine the number of significant figures in each of the following. a) 0.1890
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