Math significant figures rules

• [PDF File]Significant Figure Rules - Rice University

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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 - Cabrillo College

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  Significant Figures Rules for Assigning Significance to a Digit 1. Exact numbers can be considered as having an unlimited number of significant figures. For example: 1 inch is defined as 2.54 cm, therefore it this is an exact conversion factor. 2. Digits other than zero are always significant. 3. Rules about zeros:

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• [PDF File]A Short Guide to Significant Figures - Yale Astronomy

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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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• Significant Figures With Both Addition And Multiplication

  page 1 of 1 notes_on_significant_figures.doc 9/21/2009 Notes about Significant Figures: The rules for deciding the number of significant figures are: 1. Non-zero digits are significant unless indicated otherwise (for instance see 8. below). 2. Zeros between two non-zero digits are significant. 3.

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• [PDF File]notes on significant figures - Stanford University

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  Module 3 – Significant Figures ©2008 For additional help, visit www.ChemReview.net v. n8 Page 36 Significant Figures: Fundamentals Use these rules when recording measurements and rounding calculations in chemistry. 1. When Recording a Measurement

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• Significant Figures Calculator - Calculator Soup - Online ...

  A Short Guide to Significant Figures What is a “significant figure”? The number of significant figures in a result is simply the number of figures that are known with some degree of reliability. The number 13.2 is said to have 3 significant figures. The number 13.20 is said to have 4 significant figures.

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• [PDF File]Rules for Significant Figures (sig figs, s.f.)

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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]Module 3 – Significant Figures

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  Rules for logarithms . In logarithmic values, only those numbers to the right of the decimal place count as significant. For example, pH = 10.26 has only two significant figures and corresponds to a [H +] = 5.5 x 10-11 M . pKa = 4.730 has three significant figures and corresponds to Ka = 1.86 x 10-5----- …

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• [PDF File]SIGNIFICANT FIGURES Name - Dearborn Public Schools

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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 in Calculations Rules

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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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