Open QuestionHow many sig figs does each number contain?a) 100. min b) 17.3 x 103 mLc) 10 apples719views29rank4comments
Multiple ChoiceIndicate the number of significant figures in the following: A liter is equivalent to 1.059 qt. 1447views10rank
Multiple ChoiceHow many significant figures are contained in the following measurement? 3,482,005 mg 1033views17rank1comments
Multiple ChoiceHow many significant figures should be reported for the following calculation: 5.2110 × 12.20 ÷ (11.44 − 2.113)329views
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? 793views1rank
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.366viewsTextbook 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. 621viewsTextbook 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.950viewsTextbook 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.595viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (e) 92.03 km382viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (d) 2.94 * 103 m2384viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (b) 3ⅹ10-6 m388viewsTextbook QuestionIndicate the number of significant figures in each of the following measured quantities: (e) 89.2 metr ic tons472viewsTextbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (e) −0.0357202.483viewsTextbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (a) 102.53070557viewsTextbook 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.893viewsTextbook 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?413viewsTextbook QuestionIs the use of significant figures in each of the following statements appropriate? (a) The 2005 circulation of National Geographic was 7,812,564.461viewsTextbook 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 cm586viewsTextbook 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. 30,800749viewsTextbook 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. 30,800599views1commentsTextbook 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 = 1441843viewsTextbook 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 = 144472viewsTextbook QuestionRound each number to three significant figures. a. 79,845.82 b. 1.548937 * 107 c. 2.3499999995 d. 0.0000453891026viewsTextbook 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 seconds523viewsTextbook QuestionHow many significant figures are in each of the following measurements? (f) 3.8200 * 103 L368viewsTextbook QuestionHow many significant figures are in each of the following measurements? (e) 67,000 m2394viewsTextbook QuestionHow many significant figures are in each of the following measurements? (d) 0.004 50 m368viewsTextbook QuestionHow many significant figures are in each of the following measurements? (c) 0.030 03 kg382viewsTextbook QuestionHow many significant figures are in each of the following measurements? (b) 59.0001 cm382viewsTextbook QuestionHow many significant figures are in each of the following measurements? (a) 35.0445 g442viewsTextbook QuestionHow many significant figures are in each of the following measurements? (f) 10 students375viewsTextbook QuestionHow many significant figures are in each of the following measurements? (e) 5.10 * 102 J483viewsTextbook QuestionHow many significant figures are in each of the following measurements? (d) 510 J538viewsTextbook 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) $130.95813viewsTextbook QuestionHow many significant figures are in each of the following measurements? (c) 5 ft 3 in.563viewsTextbook 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.405viewsTextbook 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.731viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2.309 85 * 10-4 kg (5)356viewsTextbook 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)345viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 35,670.06 m (4, 6)439viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2,300,000.1 (7)349viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 13.2151 g/cm3 (3)391viewsTextbook 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)335viewsTextbook 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 0.033.386viewsOpen QuestionHow many significant figures are in the measurement 603.040 g ?165viewsOpen QuestionIndicate the number of significant figures in each of the following171viewsOpen QuestionDetermine the number of significant figures in each of the following measurements180viewsOpen QuestionHow many significant figures are in the measurement 1.050 l? a. 1 b. 2 c. 3 d. 4168viewsOpen QuestionRound each number to three significant figures.185viewsOpen QuestionDetermine the number of significant figures in the following measurements191viewsOpen QuestionRound of the following numbers to three significant figures182viewsOpen QuestionHow many significant digits are in: 0.06030175viewsOpen QuestionHow many significant digits are in the number 56.0199viewsOpen QuestionHow many significant digits are in 0.003450?174viewsOpen QuestionDetermine the number of significant figures in 0.0100 m183viewsOpen QuestionGive the number of significant figures in this number: 0.070171viewsOpen QuestionGive the number of significant figures in this number: 40.00154viewsOpen QuestionHow many significant figures does 5000 have157viewsOpen QuestionWhat is 2648 to two significant figures160viewsOpen QuestionHow many significant figures are in the measurement 0.0002050 kilograms?158viewsOpen QuestionGive the number of significant figures in this number 0.025184viewsOpen QuestionHow many significant figures are in the measurement 0.00440 grams?157viewsOpen QuestionReport 0.02315621 to 3 sig figs.168viewsOpen QuestionExpress 96,344 m using 2 significant figures157viewsOpen QuestionHow many significant figures are in the following number :300251viewsOpen QuestionRound the following numbers to three significant figures265viewsOpen 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 figures248viewsOpen QuestionDetermine the number of significant figures in each of the following248viewsOpen QuestionThe correct number of significant figures in the number 865,000 is:485viewsOpen QuestionHow many significant figures are in each underlined measurement250viewsOpen QuestionHow many significant figures are in 10.0282viewsOpen QuestionHow many significant figures in 400255viewsOpen QuestionHow many significant figures in 50296viewsOpen QuestionHow many significant figures in 500260viewsOpen QuestionHow many significant figures are in the measurement 0.0030010 kilograms?257viewsOpen QuestionHow many significant figures are in the measurement, 20.300 m?271viewsOpen QuestionRound the number 23.57 to 3 significant figures.298viewsOpen QuestionHow many significant figures in 0.007240viewsOpen QuestionThe value 10.00 has significant figures288viewsOpen QuestionHow many significant figures in 6000246viewsOpen QuestionHow many significant figures are in the number 0.00208?238viewsOpen QuestionHow many significant figures are in 10316viewsOpen QuestionHow many significant figures are in the measurement 230 kg255viewsOpen QuestionNumber of significant figures in 100250viewsOpen QuestionHow many significant figures in 60243viewsOpen QuestionHow many sig figs in 3000258viewsOpen QuestionHow many significant figures does the number 546.000 have?273viewsOpen Question100 has how many significant figures256viewsOpen QuestionHow many significant figures are in 3.408 x 104 m?234viewsOpen QuestionHow many significant digits in 100257viewsOpen QuestionGive the number of significant figures in this number: 2.110224viewsOpen QuestionHow many sig figs in 4.00338viewsOpen QuestionHow many significant figures are in the measurement 0.003 4 kg?232viewsOpen QuestionCount the significant figures in each length243viewsOpen QuestionHow many significant figures in 1.0235viewsOpen QuestionHow many significant digits are in this number 50.00248viewsOpen QuestionHow many sig figs in 80.0368viewsOpen QuestionHow many significant figures does 0.105 have?265viewsOpen QuestionRound 155 cm to two significant figures224viewsOpen QuestionHow many significant figures are in 3000240viewsOpen QuestionGive the number of significant figures 3.10 cm227viewsOpen QuestionHow many significant digits are in this number 85000312viewsOpen QuestionRound this number to two significant figures 634233viewsOpen Question1.005 rounded to two significant figures528viewsOpen QuestionHow many sig figs in 900293viewsOpen QuestionGive the number of significant figures in this number: 7.8 x 10¹²249viewsOpen QuestionHow many significant digits does 100 have328viewsOpen QuestionHow many significant digits are in 6.3590 x 107 mm?246viewsOpen QuestionGive the number of significant figures in this number: 40256viewsOpen QuestionHow many significant figures in 0.01235viewsOpen QuestionGive the number of significant figures in this number: 0.115268viewsOpen QuestionCount the significant digits in each of these measurements:258viewsOpen QuestionHow many significant figures are there in the measurement 50,600 mg?247viewsOpen QuestionState the number of significant figures in each of the following measurements273viewsOpen QuestionHow many significant figures does 2,090 have?255viewsOpen QuestionHow many significant figures are in each of the following measurements278viewsOpen QuestionIn an experiment, Theresa measured 15.00 mL of water. she must have used a170viewsOpen QuestionIf an experiment involves a large volume of liquid a _______ would most likely be used to hold it.152viewsShowing 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. 621views
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.950views
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.595views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (e) 92.03 km382views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (d) 2.94 * 103 m2384views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (b) 3ⅹ10-6 m388views
Textbook QuestionIndicate the number of significant figures in each of the following measured quantities: (e) 89.2 metr ic tons472views
Textbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (e) −0.0357202.483views
Textbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (a) 102.53070557views
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.893views
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?413views
Textbook QuestionIs the use of significant figures in each of the following statements appropriate? (a) The 2005 circulation of National Geographic was 7,812,564.461views
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 cm586views
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. 30,800749views
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. 30,800599views1comments
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 = 1441843views
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 = 144472views
Textbook QuestionRound each number to three significant figures. a. 79,845.82 b. 1.548937 * 107 c. 2.3499999995 d. 0.0000453891026views
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 seconds523views
Textbook QuestionHow many significant figures are in each of the following measurements? (f) 3.8200 * 103 L368views
Textbook QuestionHow many significant figures are in each of the following measurements? (e) 67,000 m2394views
Textbook QuestionHow many significant figures are in each of the following measurements? (d) 0.004 50 m368views
Textbook QuestionHow many significant figures are in each of the following measurements? (c) 0.030 03 kg382views
Textbook QuestionHow many significant figures are in each of the following measurements? (b) 59.0001 cm382views
Textbook QuestionHow many significant figures are in each of the following measurements? (a) 35.0445 g442views
Textbook QuestionHow many significant figures are in each of the following measurements? (f) 10 students375views
Textbook QuestionHow many significant figures are in each of the following measurements? (e) 5.10 * 102 J483views
Textbook QuestionHow many significant figures are in each of the following measurements? (d) 510 J538views
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) $130.95813views
Textbook QuestionHow many significant figures are in each of the following measurements? (c) 5 ft 3 in.563views
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.405views
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.731views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2.309 85 * 10-4 kg (5)356views
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)345views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 35,670.06 m (4, 6)439views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2,300,000.1 (7)349views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 13.2151 g/cm3 (3)391views
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)335views
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 0.033.386views
Open QuestionDetermine the number of significant figures in each of the following measurements180views
Open QuestionHow many significant figures are in the measurement 1.050 l? a. 1 b. 2 c. 3 d. 4168views
Open QuestionIf an experiment involves a large volume of liquid a _______ would most likely be used to hold it.152views