Open QuestionHow many sig figs does each number contain?a) 100. min b) 17.3 x 103 mLc) 10 apples721views29rank4comments
Multiple ChoiceIndicate the number of significant figures in the following: A liter is equivalent to 1.059 qt. 1452views11rank
Multiple ChoiceHow many significant figures are contained in the following measurement? 3,482,005 mg 1036views17rank1comments
Multiple ChoiceHow many significant figures should be reported for the following calculation: 5.2110 × 12.20 ÷ (11.44 − 2.113)332views
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? 798views1rank
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.368viewsTextbook 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. 625viewsTextbook 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 km383viewsTextbook 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) −0.0357202.484viewsTextbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (a) 102.53070559viewsTextbook 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.894viewsTextbook 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?417viewsTextbook QuestionIs the use of significant figures in each of the following statements appropriate? (a) The 2005 circulation of National Geographic was 7,812,564.465viewsTextbook 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 cm587viewsTextbook 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. 30,800752viewsTextbook 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. 30,800601views1commentsTextbook 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 = 1441845viewsTextbook 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. 0.0000453891029viewsTextbook 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 seconds525viewsTextbook QuestionHow many significant figures are in each of the following measurements? (f) 3.8200 * 103 L369viewsTextbook 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 J484viewsTextbook QuestionHow many significant figures are in each of the following measurements? (d) 510 J539viewsTextbook QuestionHow many significant figures are in each of the following measurements? (b) 2000.003 g361viewsTextbook QuestionHow many significant figures are in each of the following measurements? (a) $130.95815viewsTextbook QuestionHow many significant figures are in each of the following measurements? (c) 5 ft 3 in.567viewsTextbook 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.408viewsTextbook 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.733viewsTextbook 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)440viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2,300,000.1 (7)350viewsTextbook 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 km341viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 7.0001 kg (4)336viewsTextbook 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 0.033.390viewsOpen QuestionHow many significant figures are in the measurement 603.040 g ?166viewsOpen QuestionIndicate the number of significant figures in each of the following173viewsOpen QuestionDetermine the number of significant figures in each of the following measurements182viewsOpen QuestionHow many significant figures are in the measurement 1.050 l? a. 1 b. 2 c. 3 d. 4169viewsOpen QuestionRound each number to three significant figures.187viewsOpen QuestionDetermine the number of significant figures in the following measurements191viewsOpen QuestionRound of the following numbers to three significant figures183viewsOpen QuestionHow many significant digits are in: 0.06030176viewsOpen QuestionHow many significant digits are in the number 56.0201viewsOpen QuestionHow many significant digits are in 0.003450?174viewsOpen QuestionDetermine the number of significant figures in 0.0100 m184viewsOpen QuestionGive the number of significant figures in this number: 0.070174viewsOpen QuestionGive the number of significant figures in this number: 40.00154viewsOpen QuestionHow many significant figures does 5000 have158viewsOpen QuestionWhat is 2648 to two significant figures161viewsOpen QuestionHow many significant figures are in the measurement 0.0002050 kilograms?159viewsOpen QuestionGive the number of significant figures in this number 0.025185viewsOpen QuestionHow many significant figures are in the measurement 0.00440 grams?158viewsOpen QuestionReport 0.02315621 to 3 sig figs.169viewsOpen QuestionExpress 96,344 m using 2 significant figures158viewsOpen QuestionHow many significant figures are in the following number :300251viewsOpen QuestionRound the following numbers to three significant figures265viewsOpen QuestionHow many significant figures are in 100207viewsOpen QuestionThe correct number of significant figures in the number 1.250100 is:273viewsOpen QuestionWhich measurement has the greatest number of significant figures250viewsOpen 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 measurement251viewsOpen QuestionHow many significant figures are in 10.0283viewsOpen QuestionHow many significant figures in 400257viewsOpen QuestionHow many significant figures in 50297viewsOpen QuestionHow many significant figures in 500262viewsOpen QuestionHow many significant figures are in the measurement 0.0030010 kilograms?257viewsOpen QuestionHow many significant figures are in the measurement, 20.300 m?273viewsOpen QuestionRound the number 23.57 to 3 significant figures.300viewsOpen QuestionHow many significant figures in 0.007241viewsOpen QuestionThe value 10.00 has significant figures288viewsOpen QuestionHow many significant figures in 6000250viewsOpen 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 100252viewsOpen QuestionHow many significant figures in 60245viewsOpen QuestionHow many sig figs in 3000258viewsOpen QuestionHow many significant figures does the number 546.000 have?273viewsOpen Question100 has how many significant figures257viewsOpen QuestionHow many significant figures are in 3.408 x 104 m?235viewsOpen QuestionHow many significant digits in 100257viewsOpen QuestionGive the number of significant figures in this number: 2.110226viewsOpen QuestionHow many sig figs in 4.00343viewsOpen QuestionHow many significant figures are in the measurement 0.003 4 kg?233viewsOpen QuestionCount the significant figures in each length243viewsOpen QuestionHow many significant figures in 1.0237viewsOpen QuestionHow many significant digits are in this number 50.00249viewsOpen QuestionHow many sig figs in 80.0369viewsOpen QuestionHow many significant figures does 0.105 have?265viewsOpen QuestionRound 155 cm to two significant figures224viewsOpen QuestionHow many significant figures are in 3000241viewsOpen QuestionGive the number of significant figures 3.10 cm228viewsOpen QuestionHow many significant digits are in this number 85000312viewsOpen QuestionRound this number to two significant figures 634233viewsOpen Question1.005 rounded to two significant figures531viewsOpen QuestionHow many sig figs in 900296viewsOpen QuestionGive the number of significant figures in this number: 7.8 x 10¹²250viewsOpen QuestionHow many significant digits does 100 have331viewsOpen QuestionHow many significant digits are in 6.3590 x 107 mm?246viewsOpen QuestionGive the number of significant figures in this number: 40257viewsOpen 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?248viewsOpen QuestionState the number of significant figures in each of the following measurements273viewsOpen QuestionHow many significant figures does 2,090 have?257viewsOpen 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 a171viewsOpen 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. 625views
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 km383views
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) −0.0357202.484views
Textbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (a) 102.53070559views
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.894views
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?417views
Textbook QuestionIs the use of significant figures in each of the following statements appropriate? (a) The 2005 circulation of National Geographic was 7,812,564.465views
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 cm587views
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. 30,800752views
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. 30,800601views1comments
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 = 1441845views
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. 0.0000453891029views
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 seconds525views
Textbook QuestionHow many significant figures are in each of the following measurements? (f) 3.8200 * 103 L369views
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 J484views
Textbook QuestionHow many significant figures are in each of the following measurements? (d) 510 J539views
Textbook QuestionHow many significant figures are in each of the following measurements? (b) 2000.003 g361views
Textbook QuestionHow many significant figures are in each of the following measurements? (a) $130.95815views
Textbook QuestionHow many significant figures are in each of the following measurements? (c) 5 ft 3 in.567views
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.408views
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.733views
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)440views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2,300,000.1 (7)350views
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 km341views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 7.0001 kg (4)336views
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 0.033.390views
Open QuestionDetermine the number of significant figures in each of the following measurements182views
Open QuestionHow many significant figures are in the measurement 1.050 l? a. 1 b. 2 c. 3 d. 4169views
Open QuestionIf an experiment involves a large volume of liquid a _______ would most likely be used to hold it.152views