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[PDF File]Section 2.3 - significant figures and solving right triangles
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Section 2.3 - significant figures and solving right triangles Definition: The number of significant digits (or figures) in a number is found by counting all the digits from left to right beginning with the first nonzero digit on the left. When no decimal point is present, trailing zeros are not considered significant.
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[PDF File]Working with Logarithm: Significant Figures and Operations
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SIGNIFICANT FIGURES When Finding the Log of a Number III. Determining the Antilog of Numbers that are Non-integers SIGNIFICANT FIGURES When Finding the Antilog of a Number IV. How to Solve Simple Equations Involving Logarithms A. SUMMARY B. APPLICATIONS TO CHEMISTRY PROBLEMS V. Review on Working with Logarithm Functions VI. Answers and Solutions
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[PDF File]Practice Worksheet for Significant Figures
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Solve the following problems and report answers with appropriate number of significant digits. (Hint: Units MUST be the same for addition and subtraction but can be different for multiplication and division) 26) 6.201 cm + 7.4 cm + 0.68 cm +12.0 cm = 26.3cm 27) 1.6 km …
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[PDF File]Significant Figures in Calculations Rules
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Significant Figures in Calculations Rules When doing multiplication or division with measured values, the answer should have the same number of significant figures as the measured value with the least number of significant figures. •Procedure to determine significant figures after multiplication or division:
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[PDF File]Significant Figures - Johns Hopkins University
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The rules for significant figures can be summarized as follows: 1. To determine the number of significant figures: o All nonzero digits are significant. (1.234 has 4 sig figs) o Zeroes between nonzero digits are significant. (1.02 has 3 sig figs) o Zeroes to the left of the first nonzero digits are not significant. (0.012 has 2
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[PDF File]Significant Figure Calculations - Weebly
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Significant Figure Calculations – Answers Solve the following mathematical problems such that the answers have the correct number of significant figures: 1) 334.540 grams + 198.9916 grams = 533.532 g (rounded from 533.5316 g) 334.540 grams + 198.9916 grams 533.5316 g 533.532 g
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[PDF File]Significant Figure Rules
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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]CHM 130 Sig Fig Practice Problems
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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 important in all measurements.
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[PDF File]Basic Trigonometry, Significant Figures, and Rounding A ...
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Basic Trigonometry, Significant Figures, and Rounding - A Quick Review ... Basic Trigonometry, Significant Figures, and Rounding – A Quick Review A SunCam online continuing education course ... or to solve a triangle problem – is to find the unknown values.
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[PDF File]Significant Figures and Scientific Notation Name CHEMISTRY …
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7/25/2014 B 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
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How to solve significant figures