Open QuestionHow many sig figs does each number contain?a) 100. min b) 17.3 x 103 mLc) 10 apples713views29rank4comments
Multiple ChoiceIndicate the number of significant figures in the following: A liter is equivalent to 1.059 qt. 1434views9rank
Multiple ChoiceHow many significant figures are contained in the following measurement? 3,482,005 mg 1031views17rank1comments
Multiple ChoiceHow many significant figures should be reported for the following calculation: 5.2110 × 12.20 ÷ (11.44 − 2.113)324views
Textbook QuestionThe three targets from a rifle range shown below were produced by: (A) the instructor firing a newly acquired target rifle; (B) the instructor firing his personal target rifle; and (C) a student who has fired his target rifle only a few times. (b) For the A and C results in the future to look like those in B, what needs to happen? 785views1rank
Textbook QuestionA scientist uses an uncalibrated pH meter and measures the pH of a rainwater sample four times. A different pH meter was calibrated using several solutions with known pH. The true pH of the rain was found by the calibrated pH meter to be 5.12. What can be said about the level of accuracy and precision of the uncalibrated pH meter? (LO 1.14) (a) The uncalibrated pH meter is accurate and precise. (b) The uncalibrated pH meter is neither accurate nor precise. (c) The uncalibrated pH meter is accurate but not precise. (d) The uncalibrated pH meter is precise but not accurate.362viewsTextbook QuestionAssume that you have two graduated cylinders, one with a capacity of 5 mL (a) and the other with a capacity of 50 mL (b). Draw a line in each, showing how much liquid you would add if you needed to measure 2.64 mL of water. Which cylinder will give the more accurate measurement? Explain. 603viewsTextbook QuestionIndicate which of the following are exact numbers: (a) the mass of a 3- by 5-in. index card, (b) the number of ounces in a pound, (c) the volume of a cup of Seattle's Best coffee, (d) the number of inches in a mile, (e) the number of microseconds in a week, (f) the number of pages in this book.943viewsTextbook QuestionIndicate which of the following are exact numbers: (a) the mass of a 32-oz can of coffee, (b) the number of students in your chemistry class, (c) the temperature of the surface of the Sun, (d) the mass of a postage stamp, (e) the number of milliliters in a cubic meter of water, (f) the average height of NBA basketball players.586viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (e) 92.03 km378viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (d) 2.94 * 103 m2379viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (b) 3ⅹ10-6 m385viewsTextbook QuestionIndicate the number of significant figures in each of the following measured quantities: (e) 89.2 metr ic tons465viewsTextbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (e) −0.0357202.480viewsTextbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (a) 102.53070548viewsTextbook Question(a) The diameter of Earth at the equator is 7926.381 mi. Round this number to three significant figures and express it in standard exponential notation.883viewsTextbook QuestionTwo students determine the percentage of lead in a sample as a laboratory exercise. The true percentage is 22.52%. The students' results for three determinations are as follows: (1) 22.52, 22.48, 22.54 (2) 22.64, 22.58, 22.62 (b) Precision can be judged by examining the average of the deviations from the average value for that data set. (Calculate the average value for each data set; then calculate the average value of the absolute deviations of each measurement from the average.) Which set is more precise?404viewsTextbook QuestionIs the use of significant figures in each of the following statements appropriate? (a) The 2005 circulation of National Geographic was 7,812,564.455viewsTextbook QuestionFor each number, underline the zeroes that are significant and draw an x through the zeroes that are not. a. 1,050,501 km b. 0.0020 m c. 0.000000000000002 s d. 0.001090 cm580viewsTextbook QuestionHow many significant figures are in each number? a. 0.1111 s b. 0.007 m c. 108,700 km d. 1.563300 * 1011 m e. 30,800741viewsTextbook QuestionHow many significant figures are in each number? a. 0.1111 s b. 0.007 m c. 108,700 km d. 1.563300 * 1011 m e. 30,800594views1commentsTextbook QuestionWhich numbers are exact (and therefore have an unlimited number of significant figures)? a. p = 3.14 b. 12 in = 1 ft c. EPA gas mileage rating of 26 miles per gallon d. 1 gross = 1441834viewsTextbook QuestionWhich numbers are exact (and therefore have an unlimited number of significant figures)? a. p = 3.14 b. 12 in = 1 ft c. EPA gas mileage rating of 26 miles per gallon d. 1 gross = 144462viewsTextbook QuestionRound each number to three significant figures. a. 79,845.82 b. 1.548937 * 107 c. 2.3499999995 d. 0.0000453891019viewsTextbook QuestionWhich of the following statements uses exact numbers? (a) 1 ft = 12 in. (b) 1 cal = 4.184 J (c) The height of Mt. Everest is 29,035 ft. (d) The world record for the 1-mile run, set by Morocco's Hicham el Guerrouj in July 1999, is 3 minutes, 43.13 seconds515viewsTextbook QuestionHow many significant figures are in each of the following measurements? (f) 3.8200 * 103 L363viewsTextbook QuestionHow many significant figures are in each of the following measurements? (e) 67,000 m2389viewsTextbook QuestionHow many significant figures are in each of the following measurements? (d) 0.004 50 m361viewsTextbook QuestionHow many significant figures are in each of the following measurements? (c) 0.030 03 kg377viewsTextbook QuestionHow many significant figures are in each of the following measurements? (b) 59.0001 cm380viewsTextbook QuestionHow many significant figures are in each of the following measurements? (a) 35.0445 g440viewsTextbook QuestionHow many significant figures are in each of the following measurements? (f) 10 students370viewsTextbook QuestionHow many significant figures are in each of the following measurements? (e) 5.10 * 102 J479viewsTextbook QuestionHow many significant figures are in each of the following measurements? (d) 510 J528viewsTextbook QuestionHow many significant figures are in each of the following measurements? (b) 2000.003 g357viewsTextbook QuestionHow many significant figures are in each of the following measurements? (a) $130.95804viewsTextbook QuestionHow many significant figures are in each of the following measurements? (c) 5 ft 3 in.557viewsTextbook QuestionThe Vehicle Assembly Building at the John F. Kennedy Space Center in Cape Canaveral, Florida, is the largest building in the world, with a volume of 3,666,500 m3 (a) Round off this quantity to four significant figures and then to two significant figures.402viewsTextbook QuestionThe diameter of the Earth at the equator is 7926.381 mi. (a) Round off this quantity to four significant figures and then to two significant figures.725viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2.309 85 * 10-4 kg (5)353viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 4.995 * 103 cm (3)312viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 68.507 g (2, 3)341viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 35,670.06 m (4, 6)432viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2,300,000.1 (7)346viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 13.2151 g/cm3 (3)387viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 1.605 km338viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 7.0001 kg (4)332viewsTextbook QuestionJudge the following statements as true or false. If you believe a statement to be false, provide a corrected version. (g) The number 0.0033 has more significant figures than 0.033.381viewsOpen QuestionHow many significant figures are in the measurement 603.040 g ?161viewsOpen QuestionIndicate the number of significant figures in each of the following166viewsOpen QuestionDetermine the number of significant figures in each of the following measurements176viewsOpen QuestionHow many significant figures are in the measurement 1.050 l? a. 1 b. 2 c. 3 d. 4164viewsOpen QuestionRound each number to three significant figures.179viewsOpen QuestionDetermine the number of significant figures in the following measurements187viewsOpen QuestionRound of the following numbers to three significant figures177viewsOpen QuestionHow many significant digits are in: 0.06030172viewsOpen QuestionHow many significant digits are in the number 56.0192viewsOpen QuestionHow many significant digits are in 0.003450?172viewsOpen QuestionDetermine the number of significant figures in 0.0100 m176viewsOpen QuestionGive the number of significant figures in this number: 0.070163viewsOpen QuestionGive the number of significant figures in this number: 40.00152viewsOpen QuestionHow many significant figures does 5000 have154viewsOpen QuestionWhat is 2648 to two significant figures158viewsOpen QuestionHow many significant figures are in the measurement 0.0002050 kilograms?156viewsOpen QuestionGive the number of significant figures in this number 0.025179viewsOpen QuestionHow many significant figures are in the measurement 0.00440 grams?153viewsOpen QuestionReport 0.02315621 to 3 sig figs.162viewsOpen QuestionExpress 96,344 m using 2 significant figures152viewsOpen QuestionHow many significant figures are in the following number :300247viewsOpen QuestionRound the following numbers to three significant figures260viewsOpen QuestionHow many significant figures are in 100203viewsOpen QuestionThe correct number of significant figures in the number 1.250100 is:265viewsOpen QuestionWhich measurement has the greatest number of significant figures244viewsOpen QuestionDetermine the number of significant figures in each of the following243viewsOpen QuestionThe correct number of significant figures in the number 865,000 is:477viewsOpen QuestionHow many significant figures are in each underlined measurement248viewsOpen QuestionHow many significant figures are in 10.0279viewsOpen QuestionHow many significant figures in 400252viewsOpen QuestionHow many significant figures in 50293viewsOpen QuestionHow many significant figures in 500256viewsOpen QuestionHow many significant figures are in the measurement 0.0030010 kilograms?252viewsOpen QuestionHow many significant figures are in the measurement, 20.300 m?266viewsOpen QuestionRound the number 23.57 to 3 significant figures.290viewsOpen QuestionHow many significant figures in 0.007236viewsOpen QuestionThe value 10.00 has significant figures284viewsOpen QuestionHow many significant figures in 6000241viewsOpen QuestionHow many significant figures are in the number 0.00208?236viewsOpen QuestionHow many significant figures are in 10308viewsOpen QuestionHow many significant figures are in the measurement 230 kg252viewsOpen QuestionNumber of significant figures in 100245viewsOpen QuestionHow many significant figures in 60241viewsOpen QuestionHow many sig figs in 3000251viewsOpen QuestionHow many significant figures does the number 546.000 have?269viewsOpen Question100 has how many significant figures253viewsOpen QuestionHow many significant figures are in 3.408 x 104 m?228viewsOpen QuestionHow many significant digits in 100254viewsOpen QuestionGive the number of significant figures in this number: 2.110220viewsOpen QuestionHow many sig figs in 4.00333viewsOpen QuestionHow many significant figures are in the measurement 0.003 4 kg?228viewsOpen QuestionCount the significant figures in each length240viewsOpen QuestionHow many significant figures in 1.0228viewsOpen QuestionHow many significant digits are in this number 50.00245viewsOpen QuestionHow many sig figs in 80.0354viewsOpen QuestionHow many significant figures does 0.105 have?253viewsOpen QuestionRound 155 cm to two significant figures221viewsOpen QuestionHow many significant figures are in 3000236viewsOpen QuestionGive the number of significant figures 3.10 cm226viewsOpen QuestionHow many significant digits are in this number 85000303viewsOpen QuestionRound this number to two significant figures 634228viewsOpen Question1.005 rounded to two significant figures517viewsOpen QuestionHow many sig figs in 900287viewsOpen QuestionGive the number of significant figures in this number: 7.8 x 10¹²248viewsOpen QuestionHow many significant digits does 100 have323viewsOpen QuestionHow many significant digits are in 6.3590 x 107 mm?243viewsOpen QuestionGive the number of significant figures in this number: 40254viewsOpen QuestionHow many significant figures in 0.01233viewsOpen QuestionGive the number of significant figures in this number: 0.115266viewsOpen QuestionCount the significant digits in each of these measurements:255viewsOpen QuestionHow many significant figures are there in the measurement 50,600 mg?242viewsOpen QuestionState the number of significant figures in each of the following measurements266viewsOpen QuestionHow many significant figures does 2,090 have?249viewsOpen QuestionHow many significant figures are in each of the following measurements274viewsOpen QuestionIn an experiment, Theresa measured 15.00 mL of water. she must have used a167viewsOpen QuestionIf an experiment involves a large volume of liquid a _______ would most likely be used to hold it.148viewsShowing 125 of 125 practiceMore practice (0)
Textbook QuestionAssume that you have two graduated cylinders, one with a capacity of 5 mL (a) and the other with a capacity of 50 mL (b). Draw a line in each, showing how much liquid you would add if you needed to measure 2.64 mL of water. Which cylinder will give the more accurate measurement? Explain. 603views
Textbook QuestionIndicate which of the following are exact numbers: (a) the mass of a 3- by 5-in. index card, (b) the number of ounces in a pound, (c) the volume of a cup of Seattle's Best coffee, (d) the number of inches in a mile, (e) the number of microseconds in a week, (f) the number of pages in this book.943views
Textbook QuestionIndicate which of the following are exact numbers: (a) the mass of a 32-oz can of coffee, (b) the number of students in your chemistry class, (c) the temperature of the surface of the Sun, (d) the mass of a postage stamp, (e) the number of milliliters in a cubic meter of water, (f) the average height of NBA basketball players.586views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (e) 92.03 km378views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (d) 2.94 * 103 m2379views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (b) 3ⅹ10-6 m385views
Textbook QuestionIndicate the number of significant figures in each of the following measured quantities: (e) 89.2 metr ic tons465views
Textbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (e) −0.0357202.480views
Textbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (a) 102.53070548views
Textbook Question(a) The diameter of Earth at the equator is 7926.381 mi. Round this number to three significant figures and express it in standard exponential notation.883views
Textbook QuestionTwo students determine the percentage of lead in a sample as a laboratory exercise. The true percentage is 22.52%. The students' results for three determinations are as follows: (1) 22.52, 22.48, 22.54 (2) 22.64, 22.58, 22.62 (b) Precision can be judged by examining the average of the deviations from the average value for that data set. (Calculate the average value for each data set; then calculate the average value of the absolute deviations of each measurement from the average.) Which set is more precise?404views
Textbook QuestionIs the use of significant figures in each of the following statements appropriate? (a) The 2005 circulation of National Geographic was 7,812,564.455views
Textbook QuestionFor each number, underline the zeroes that are significant and draw an x through the zeroes that are not. a. 1,050,501 km b. 0.0020 m c. 0.000000000000002 s d. 0.001090 cm580views
Textbook QuestionHow many significant figures are in each number? a. 0.1111 s b. 0.007 m c. 108,700 km d. 1.563300 * 1011 m e. 30,800741views
Textbook QuestionHow many significant figures are in each number? a. 0.1111 s b. 0.007 m c. 108,700 km d. 1.563300 * 1011 m e. 30,800594views1comments
Textbook QuestionWhich numbers are exact (and therefore have an unlimited number of significant figures)? a. p = 3.14 b. 12 in = 1 ft c. EPA gas mileage rating of 26 miles per gallon d. 1 gross = 1441834views
Textbook QuestionWhich numbers are exact (and therefore have an unlimited number of significant figures)? a. p = 3.14 b. 12 in = 1 ft c. EPA gas mileage rating of 26 miles per gallon d. 1 gross = 144462views
Textbook QuestionRound each number to three significant figures. a. 79,845.82 b. 1.548937 * 107 c. 2.3499999995 d. 0.0000453891019views
Textbook QuestionWhich of the following statements uses exact numbers? (a) 1 ft = 12 in. (b) 1 cal = 4.184 J (c) The height of Mt. Everest is 29,035 ft. (d) The world record for the 1-mile run, set by Morocco's Hicham el Guerrouj in July 1999, is 3 minutes, 43.13 seconds515views
Textbook QuestionHow many significant figures are in each of the following measurements? (f) 3.8200 * 103 L363views
Textbook QuestionHow many significant figures are in each of the following measurements? (e) 67,000 m2389views
Textbook QuestionHow many significant figures are in each of the following measurements? (d) 0.004 50 m361views
Textbook QuestionHow many significant figures are in each of the following measurements? (c) 0.030 03 kg377views
Textbook QuestionHow many significant figures are in each of the following measurements? (b) 59.0001 cm380views
Textbook QuestionHow many significant figures are in each of the following measurements? (a) 35.0445 g440views
Textbook QuestionHow many significant figures are in each of the following measurements? (f) 10 students370views
Textbook QuestionHow many significant figures are in each of the following measurements? (e) 5.10 * 102 J479views
Textbook QuestionHow many significant figures are in each of the following measurements? (d) 510 J528views
Textbook QuestionHow many significant figures are in each of the following measurements? (b) 2000.003 g357views
Textbook QuestionHow many significant figures are in each of the following measurements? (a) $130.95804views
Textbook QuestionHow many significant figures are in each of the following measurements? (c) 5 ft 3 in.557views
Textbook QuestionThe Vehicle Assembly Building at the John F. Kennedy Space Center in Cape Canaveral, Florida, is the largest building in the world, with a volume of 3,666,500 m3 (a) Round off this quantity to four significant figures and then to two significant figures.402views
Textbook QuestionThe diameter of the Earth at the equator is 7926.381 mi. (a) Round off this quantity to four significant figures and then to two significant figures.725views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2.309 85 * 10-4 kg (5)353views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 4.995 * 103 cm (3)312views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 68.507 g (2, 3)341views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 35,670.06 m (4, 6)432views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2,300,000.1 (7)346views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 13.2151 g/cm3 (3)387views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 1.605 km338views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 7.0001 kg (4)332views
Textbook QuestionJudge the following statements as true or false. If you believe a statement to be false, provide a corrected version. (g) The number 0.0033 has more significant figures than 0.033.381views
Open QuestionDetermine the number of significant figures in each of the following measurements176views
Open QuestionHow many significant figures are in the measurement 1.050 l? a. 1 b. 2 c. 3 d. 4164views
Open QuestionIf an experiment involves a large volume of liquid a _______ would most likely be used to hold it.148views