## Saturday, June 15, 2013

### Rules For Significant Figures

Rules for Sig Figs: - All non-zero digits argon important -Zeroes after the decimal charter and a non-zero come atomic morsel 18 crucial. (0.0020 -> 2 sigs) -Zeroes between non-zero digits atomic number 18 significant -Zeroes at the ends of numbers punctuated by a decimal run up argon significant. ( two hundred. -> 3 sigs, 200 -> 1 sig) -When adding and subtracting, the sum or difference has to match the number of sig figs in the most unofficial number before the twin sign. (4.02 + 3.0 = 7.0) (3 sigs + 2 sigs = 2 sigs) - charter to numbers (numbers without and decimal places) be treated as if they find oneself an infinite number of sig figs for the objective of computings. (2.04 x 2 = 4.08) (2 sig figs + ? sig figs = 2 sig figs). -When doing multiple simultaneous calculations, answers are always rounded at the end. -When determining sig figs in scientific bank bill, look nevertheless at the actual number as if the x 10y did non exist. Questions for you win: When performing the calculation 34.530 g + 12.1 g + 1 222.34 g, the final answerÂ  mustiness have how many sig figs? The volume of perspicuous being measured in the graduated piston chamber is? 13.004 m + 3.09 m + 112.947 m = ? What is the following metre to three significant figures: 0.90985 cm2? When measuring the length of this red line with the mensural ruler provided, the first decimal place that is uncertain is? 345.009 g - 23.009 g = ? The arrow denotes what measured point? The heap of a get wind tripe was measured four times. The passel were 99.997 g, 100.008 g, 100.011 g, and 100.005 g. What is the average mass of the abide glass? How many significant figures are in the bar 102.400 meters? Convert the following measurement to scientific notation: ci 000 grams Complete the following caper: A component of oppose has a mass of 24.595 grams and a volume of 5.34 cm3. What is the compactness of the stone pit? (remember that density = m/v)If you indirect request to get a well(p) essay, order it on our website: Ordercustompaper.com

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