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[DOCX File]vistaridgechemistry.weebly.com
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For multiplication and division, your answer can only have as many sig-figs as the LEAST number of sig-figs in the problem. Ex: 1.31 x 2.2 = _____ For addition and subtraction, the number with the least number of decimal places is used. ... 13.040 / 3.23. Significant Figures Practice Problems. Write the correct number of significant figures for ...
how many sig figs in 100

[DOCX File]www.rcboe.org
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a number, first decide how many significant figures the number should have. Once you know that, round to that many digits, starting from the left. If the number immediately to the right of the last significant digit is less than 5, it is dropped and the value of the last significant digit remains the same.
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[DOC File]Academic Chemistry
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a) The volume occupied by 0.105 moles at –230C and 5.00 atm. Ans 0.040 L b) The number of moles of gas in a 500mL container at 270C and 725 Torr. Ans. 0.019 mol c) The Celsius Temperature at which 0.671 moles occupies 25.0 L at a pressure of 2.45 atm. Ans. 8390C
how many sig figs are in 25.0

[DOC File]Standardization of a NaOH Solution with Potassium Hydrogen ...
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(Approximate calculation - 2 sig. figs is adequate) Standardization of a NaOH Solution with Potassium Hydrogen Phthalate (KHP) Objective. You will determine the concentration (standardize) of an unknown solution of NaOH using the primary standard, potassium hydrogen phthalate.
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[DOC File]Significant Figures and Scientific Notation
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For the following numbers, tell how many significant figures there are: 0.0945 0.00034 0.00405 10340 12 145098 98.0 7605.040 7803.0 0.0034060 Another rule! When multiplying or dividing, your answer must have the same number of significant digits as the number with the least significant digits.
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[DOC File]Physics I
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How many significant figures in the following numbers? 1) 2.300 2) 3.003 3) 400 4) 4050 5) 3.040 x 1023. Use these numbers for the following operations, and express the solution with the correct number of significant digits: A = 30.1 B = 20. C = 1450 D = 28.923 E = 2.450 x 103 F = 30.
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[DOCX File]eastmeckkuhn.weebly.com
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Name: _____ Period: _____ Date: _____ How many significant figures? 1) 620_____2) .00489 _____3) 8500.1 _____
20.00 how many sig fig

Find the number of significant digits in the following:
Find the number of significant digits in the following: ... 2.70 x 10+5 km _____ 3. How many sig. figs. should be in the answers to the following problems? a.) 0.30 s x 0.009 555 s ___ 2 ____ b.) 0.0407 m x 256,820 m ___ ... Find the number of significant digits in the following: ...
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[DOC File]Test Review Chapter 1
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Ex: Work sheet 2-1. 3. Distinguish between or name 3 examples of chemical and physical properties. 4. Look at a number and tell how many significant digits it has. Ex: Work sheet 2-2 [Sig figs] 5. Express numbers in scientific and positional notation. Ex: Work sheet 2-3 [Scientific notation] 6. Explain the difference in sig figs.
how many sig figs in 100

[DOCX File]missgrayscience.weebly.com
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For multiplication and division, your answer can only have as many sig-figs as the LEAST number of sig-figs in the problem. Ex: 1.31 x 2.2 = _____ For addition and subtraction, the number with the least number of decimal places is used. ... 13.040 / 3.23. Podcast 2.4 – SI and the Metric System (notes on Mega Metric Mania) Podcast 2.5 ...
50.0 how many sig figs

How many sig figs in 2 040