Open QuestionHow many sig figs does each number contain?a) 100. min b) 17.3 x 103 mLc) 10 apples714views29rank4comments
Multiple ChoiceIndicate the number of significant figures in the following: A liter is equivalent to 1.059 qt. 1441views9rank
Multiple ChoiceHow many significant figures are contained in the following measurement? 3,482,005 mg 1032views17rank1comments
Multiple ChoiceHow many significant figures should be reported for the following calculation: 5.2110 × 12.20 ÷ (11.44 − 2.113)327views
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? 790views1rank
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.365viewsTextbook 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. 613viewsTextbook 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.946viewsTextbook 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.593viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (e) 92.03 km380viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (d) 2.94 * 103 m2380viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (b) 3ⅹ10-6 m387viewsTextbook QuestionIndicate the number of significant figures in each of the following measured quantities: (e) 89.2 metr ic tons469viewsTextbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (e) −0.0357202.482viewsTextbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (a) 102.53070554viewsTextbook 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.890viewsTextbook 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?409viewsTextbook QuestionIs the use of significant figures in each of the following statements appropriate? (a) The 2005 circulation of National Geographic was 7,812,564.459viewsTextbook 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 cm585viewsTextbook 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. 30,800745viewsTextbook 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. 30,800598views1commentsTextbook 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 = 1441838viewsTextbook 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 = 144466viewsTextbook QuestionRound each number to three significant figures. a. 79,845.82 b. 1.548937 * 107 c. 2.3499999995 d. 0.0000453891021viewsTextbook 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 seconds519viewsTextbook QuestionHow many significant figures are in each of the following measurements? (f) 3.8200 * 103 L367viewsTextbook QuestionHow many significant figures are in each of the following measurements? (e) 67,000 m2392viewsTextbook QuestionHow many significant figures are in each of the following measurements? (d) 0.004 50 m364viewsTextbook QuestionHow many significant figures are in each of the following measurements? (c) 0.030 03 kg379viewsTextbook QuestionHow many significant figures are in each of the following measurements? (b) 59.0001 cm381viewsTextbook 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 students374viewsTextbook QuestionHow many significant figures are in each of the following measurements? (e) 5.10 * 102 J481viewsTextbook QuestionHow many significant figures are in each of the following measurements? (d) 510 J533viewsTextbook QuestionHow many significant figures are in each of the following measurements? (b) 2000.003 g360viewsTextbook QuestionHow many significant figures are in each of the following measurements? (a) $130.95809viewsTextbook QuestionHow many significant figures are in each of the following measurements? (c) 5 ft 3 in.561viewsTextbook 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.404viewsTextbook 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.729viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2.309 85 * 10-4 kg (5)354viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 4.995 * 103 cm (3)315viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 68.507 g (2, 3)343viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 35,670.06 m (4, 6)436viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2,300,000.1 (7)348viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 13.2151 g/cm3 (3)388viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 1.605 km340viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 7.0001 kg (4)334viewsTextbook 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 0.033.385viewsOpen QuestionHow many significant figures are in the measurement 603.040 g ?163viewsOpen QuestionIndicate the number of significant figures in each of the following169viewsOpen QuestionDetermine the number of significant figures in each of the following measurements178viewsOpen QuestionHow many significant figures are in the measurement 1.050 l? a. 1 b. 2 c. 3 d. 4166viewsOpen QuestionRound each number to three significant figures.182viewsOpen QuestionDetermine the number of significant figures in the following measurements189viewsOpen QuestionRound of the following numbers to three significant figures180viewsOpen QuestionHow many significant digits are in: 0.06030174viewsOpen QuestionHow many significant digits are in the number 56.0196viewsOpen QuestionHow many significant digits are in 0.003450?173viewsOpen QuestionDetermine the number of significant figures in 0.0100 m181viewsOpen QuestionGive the number of significant figures in this number: 0.070169viewsOpen QuestionGive the number of significant figures in this number: 40.00152viewsOpen QuestionHow many significant figures does 5000 have156viewsOpen QuestionWhat is 2648 to two significant figures159viewsOpen QuestionHow many significant figures are in the measurement 0.0002050 kilograms?157viewsOpen QuestionGive the number of significant figures in this number 0.025181viewsOpen QuestionHow many significant figures are in the measurement 0.00440 grams?155viewsOpen QuestionReport 0.02315621 to 3 sig figs.164viewsOpen QuestionExpress 96,344 m using 2 significant figures154viewsOpen QuestionHow many significant figures are in the following number :300250viewsOpen QuestionRound the following numbers to three significant figures264viewsOpen QuestionHow many significant figures are in 100205viewsOpen QuestionThe correct number of significant figures in the number 1.250100 is:271viewsOpen QuestionWhich measurement has the greatest number of significant figures246viewsOpen QuestionDetermine the number of significant figures in each of the following247viewsOpen QuestionThe correct number of significant figures in the number 865,000 is:483viewsOpen QuestionHow many significant figures are in each underlined measurement249viewsOpen QuestionHow many significant figures are in 10.0280viewsOpen QuestionHow many significant figures in 400254viewsOpen QuestionHow many significant figures in 50296viewsOpen QuestionHow many significant figures in 500259viewsOpen QuestionHow many significant figures are in the measurement 0.0030010 kilograms?255viewsOpen QuestionHow many significant figures are in the measurement, 20.300 m?269viewsOpen QuestionRound the number 23.57 to 3 significant figures.293viewsOpen QuestionHow many significant figures in 0.007238viewsOpen QuestionThe value 10.00 has significant figures287viewsOpen QuestionHow many significant figures in 6000244viewsOpen QuestionHow many significant figures are in the number 0.00208?238viewsOpen QuestionHow many significant figures are in 10314viewsOpen QuestionHow many significant figures are in the measurement 230 kg254viewsOpen QuestionNumber of significant figures in 100247viewsOpen QuestionHow many significant figures in 60242viewsOpen QuestionHow many sig figs in 3000256viewsOpen QuestionHow many significant figures does the number 546.000 have?272viewsOpen Question100 has how many significant figures255viewsOpen QuestionHow many significant figures are in 3.408 x 104 m?233viewsOpen QuestionHow many significant digits in 100255viewsOpen QuestionGive the number of significant figures in this number: 2.110223viewsOpen QuestionHow many sig figs in 4.00335viewsOpen QuestionHow many significant figures are in the measurement 0.003 4 kg?230viewsOpen QuestionCount the significant figures in each length240viewsOpen QuestionHow many significant figures in 1.0231viewsOpen QuestionHow many significant digits are in this number 50.00247viewsOpen QuestionHow many sig figs in 80.0359viewsOpen QuestionHow many significant figures does 0.105 have?259viewsOpen QuestionRound 155 cm to two significant figures222viewsOpen QuestionHow many significant figures are in 3000239viewsOpen QuestionGive the number of significant figures 3.10 cm226viewsOpen QuestionHow many significant digits are in this number 85000310viewsOpen QuestionRound this number to two significant figures 634231viewsOpen Question1.005 rounded to two significant figures523viewsOpen QuestionHow many sig figs in 900289viewsOpen QuestionGive the number of significant figures in this number: 7.8 x 10¹²248viewsOpen QuestionHow many significant digits does 100 have326viewsOpen QuestionHow many significant digits are in 6.3590 x 107 mm?244viewsOpen QuestionGive the number of significant figures in this number: 40255viewsOpen QuestionHow many significant figures in 0.01234viewsOpen QuestionGive the number of significant figures in this number: 0.115268viewsOpen QuestionCount the significant digits in each of these measurements:256viewsOpen QuestionHow many significant figures are there in the measurement 50,600 mg?246viewsOpen QuestionState the number of significant figures in each of the following measurements271viewsOpen QuestionHow many significant figures does 2,090 have?253viewsOpen QuestionHow many significant figures are in each of the following measurements276viewsOpen QuestionIn an experiment, Theresa measured 15.00 mL of water. she must have used a168viewsOpen QuestionIf an experiment involves a large volume of liquid a _______ would most likely be used to hold it.150viewsShowing 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. 613views
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.946views
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.593views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (e) 92.03 km380views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (d) 2.94 * 103 m2380views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (b) 3ⅹ10-6 m387views
Textbook QuestionIndicate the number of significant figures in each of the following measured quantities: (e) 89.2 metr ic tons469views
Textbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (e) −0.0357202.482views
Textbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (a) 102.53070554views
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.890views
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?409views
Textbook QuestionIs the use of significant figures in each of the following statements appropriate? (a) The 2005 circulation of National Geographic was 7,812,564.459views
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 cm585views
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. 30,800745views
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. 30,800598views1comments
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 = 1441838views
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 = 144466views
Textbook QuestionRound each number to three significant figures. a. 79,845.82 b. 1.548937 * 107 c. 2.3499999995 d. 0.0000453891021views
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 seconds519views
Textbook QuestionHow many significant figures are in each of the following measurements? (f) 3.8200 * 103 L367views
Textbook QuestionHow many significant figures are in each of the following measurements? (e) 67,000 m2392views
Textbook QuestionHow many significant figures are in each of the following measurements? (d) 0.004 50 m364views
Textbook QuestionHow many significant figures are in each of the following measurements? (c) 0.030 03 kg379views
Textbook QuestionHow many significant figures are in each of the following measurements? (b) 59.0001 cm381views
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 students374views
Textbook QuestionHow many significant figures are in each of the following measurements? (e) 5.10 * 102 J481views
Textbook QuestionHow many significant figures are in each of the following measurements? (d) 510 J533views
Textbook QuestionHow many significant figures are in each of the following measurements? (b) 2000.003 g360views
Textbook QuestionHow many significant figures are in each of the following measurements? (a) $130.95809views
Textbook QuestionHow many significant figures are in each of the following measurements? (c) 5 ft 3 in.561views
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.404views
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.729views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2.309 85 * 10-4 kg (5)354views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 4.995 * 103 cm (3)315views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 68.507 g (2, 3)343views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 35,670.06 m (4, 6)436views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2,300,000.1 (7)348views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 13.2151 g/cm3 (3)388views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 1.605 km340views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 7.0001 kg (4)334views
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 0.033.385views
Open QuestionDetermine the number of significant figures in each of the following measurements178views
Open QuestionHow many significant figures are in the measurement 1.050 l? a. 1 b. 2 c. 3 d. 4166views
Open QuestionIf an experiment involves a large volume of liquid a _______ would most likely be used to hold it.150views