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[PDF File]Significant Figures - Cabrillo College
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Significant Figures CHEM 30A 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.
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[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.
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[PDF File]SIGNIFICANT FIGURES Name - Dearborn Public Schools
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SIGNIFICANT FIGURES Name nasurement can only be as accurate and precise as the instrument that produced it. A ,,ientist must be able to express the accuracy of a number, not just its numerical value.
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[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.
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[PDF File]SIGNIFICANT FIGURES, EXPONENTS, AND SCIENTIFIC …
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0.00078 contains two significant figures ⎫ In these examples, the zeros 0.00205 contains three significant figures ⎬ on the left are placeholders. 0.0302 contains three significant figures ⎭ It is common practice to place a zero in front of the decimal point preceding a decimal fraction. It acts as a placeholder only. 4.
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[PDF File]Rules for Significant Figures (sig figs, s.f.)
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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. Zeros located between non …
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[PDF File]Multiplication and Division with Significant Digits
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Multiplication and Division with Significant Digits Name_____ Section_____ RULE: When multiplying or dividing, your answer may only show as many significant digits as the multiplied or divided measurement showing the least number of significant digits.
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[PDF File]Addition and Subtraction with Significant Digits
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Addition and Subtraction with Significant Digits Name_____ Section_____ RULE: When adding or subtracting your answer can only show as many decimal places as the measurement having the fewest number of decimal places. Perform the following calculations and …
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[PDF File]Significant Figure Rules - Rice University
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There are three rules on determining how many significant figures are in a number: 1. Non-zero digits are always significant. 2. Any zeros between two significant digits are significant. 3. A final zero or trailing zeros in the decimal portion ONLY are significant. Focus on these rules and learn them well. They will be used extensively ...
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[PDF File]Significant Figures - Metropolitan Community College
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Significant Figures The Significant Figures of a number refer to those digits that have meaning in reference to a measured or specified value. Correctly accounting for Significant Figures is important while performing arithmetic so that the resulting answers accurately represent numbers that have computational significance or value.
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Multiplying significant figures practice