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[PDF File]Coping with Significant Figures
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the decimal place count as significant figures, and it is immediately obvious just by looking that “1.230 × 103” has more significant figures than does “1.23 × 103”. 2.3 Counting Significant Figures Digesting the rules above is the hard part. Once you've done that, counting the number of significant figures is easy.
significant figures for logarithm

[PDF File]Significant Figures - Johns Hopkins University
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Significant Figures (Adapted from Prof. Pasternack, JHU Chemistry) A good tutorial on significant figures can be found ... For example: log(12.8)=1.107. The mantissa is .107 and has 3 sig figs because 12.8 has 3 sig figs) 6. For exponents, the number of sig figs is the same as in the mantissa. For example
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[PDF File]Significant Figures in Log- & Antilog-arithms
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Significant Figures in Log- & Antilog-arithms A logarithm is composed of a characteristic (integer part) and a mantissa (decimal part). Number of digits in mantissa of log x = number of significant figures in x: Log (5.403 x 10-8) = -7.2674 Antilog:
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[PDF File]Significant Figure Rules for logs - Laney College
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log 0.00056 = -3.2518 log 0.00057 = -3.2441 log 0.00058 = -3.2366 Again, the numbers we took the log of have two significant figures, and the results differed in the second decimal place. Conclusion: When you take the log of a number with N significant figures, the result should have N decimal places. The number in front of the decimal place ...
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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]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 ... 7.939 + 6.26 + 11.1 = 25.299 (this is what your calculator spits out) In this case, your final answer is limited to one sig fig to the right of the decimal or 25.3 (rounded up).
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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]Rules for Reporting Significant Figures
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three significant figures, therefore the pH is reported to three places after the decimal point. So pH = 5.903 is reported. (The whole number to the left of the decimal point reports the order of magnitude in powers of ten). 2. pKsp = - log Ksp = - log (2 x 10-30) = 29.7 (note: there is …
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[PDF File]SIGNIFICANT FIGURES, EXPONENTS, AND SCIENTIFIC …
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2. Zero digits that occur between nonzero digits are significant. 202 contains three significant figures ⎫ In these examples, the zeros 450.5 contains four significant figures ⎬ are part of a measurement. 390.002 contains six significant figures ⎭ 3. Zeros at the beginning of a number (i.e., on the left-hand side) are considered to be placeholders and
significant figures for logarithm

[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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Significant figures calculator log