Open QuestionHow many sig figs does each number contain?a) 100. min b) 17.3 x 103 mLc) 10 apples728views30rank4comments
Multiple ChoiceIndicate the number of significant figures in the following: A liter is equivalent to 1.059 qt. 1461views11rank
Multiple ChoiceHow many significant figures are contained in the following measurement? 3,482,005 mg 1047views17rank1comments
Multiple ChoiceHow many significant figures should be reported for the following calculation: 5.2110 × 12.20 ÷ (11.44 − 2.113)337views
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? 809views1rank
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.372viewsTextbook 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. 632viewsTextbook 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.957viewsTextbook 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.599viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (e) 92.03 km384viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (d) 2.94 * 103 m2385viewsTextbook QuestionWhat is the number of significant figures in each of the following measured quantities? (b) 3ⅹ10-6 m390viewsTextbook QuestionIndicate the number of significant figures in each of the following measured quantities: (e) 89.2 metr ic tons474viewsTextbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (e) −0.0357202.487viewsTextbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (a) 102.53070566viewsTextbook 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.900viewsTextbook 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?419viewsTextbook QuestionIs the use of significant figures in each of the following statements appropriate? (a) The 2005 circulation of National Geographic was 7,812,564.466viewsTextbook 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 cm591viewsTextbook 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. 30,800756viewsTextbook 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. 30,800604views1commentsTextbook 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 = 1441849viewsTextbook 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 = 144478viewsTextbook QuestionRound each number to three significant figures. a. 79,845.82 b. 1.548937 * 107 c. 2.3499999995 d. 0.0000453891033viewsTextbook 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 seconds528viewsTextbook QuestionHow many significant figures are in each of the following measurements? (f) 3.8200 * 103 L370viewsTextbook QuestionHow many significant figures are in each of the following measurements? (e) 67,000 m2397viewsTextbook QuestionHow many significant figures are in each of the following measurements? (d) 0.004 50 m373viewsTextbook QuestionHow many significant figures are in each of the following measurements? (c) 0.030 03 kg387viewsTextbook QuestionHow many significant figures are in each of the following measurements? (b) 59.0001 cm383viewsTextbook QuestionHow many significant figures are in each of the following measurements? (a) 35.0445 g445viewsTextbook QuestionHow many significant figures are in each of the following measurements? (f) 10 students377viewsTextbook QuestionHow many significant figures are in each of the following measurements? (e) 5.10 * 102 J487viewsTextbook QuestionHow many significant figures are in each of the following measurements? (d) 510 J544viewsTextbook QuestionHow many significant figures are in each of the following measurements? (b) 2000.003 g364viewsTextbook QuestionHow many significant figures are in each of the following measurements? (a) $130.95820viewsTextbook QuestionHow many significant figures are in each of the following measurements? (c) 5 ft 3 in.572viewsTextbook 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.412viewsTextbook 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.739viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2.309 85 * 10-4 kg (5)359viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 4.995 * 103 cm (3)317viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 68.507 g (2, 3)349viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 35,670.06 m (4, 6)447viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2,300,000.1 (7)353viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 13.2151 g/cm3 (3)394viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 1.605 km343viewsTextbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 7.0001 kg (4)339viewsTextbook 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 0.033.394viewsOpen QuestionHow many significant figures are in the measurement 603.040 g ?170viewsOpen QuestionIndicate the number of significant figures in each of the following175viewsOpen QuestionDetermine the number of significant figures in each of the following measurements185viewsOpen QuestionHow many significant figures are in the measurement 1.050 l? a. 1 b. 2 c. 3 d. 4173viewsOpen QuestionRound each number to three significant figures.190viewsOpen QuestionDetermine the number of significant figures in the following measurements193viewsOpen QuestionRound of the following numbers to three significant figures185viewsOpen QuestionHow many significant digits are in: 0.06030180viewsOpen QuestionHow many significant digits are in the number 56.0208viewsOpen QuestionHow many significant digits are in 0.003450?176viewsOpen QuestionDetermine the number of significant figures in 0.0100 m187viewsOpen QuestionGive the number of significant figures in this number: 0.070179viewsOpen QuestionGive the number of significant figures in this number: 40.00157viewsOpen QuestionHow many significant figures does 5000 have160viewsOpen QuestionWhat is 2648 to two significant figures164viewsOpen QuestionHow many significant figures are in the measurement 0.0002050 kilograms?161viewsOpen QuestionGive the number of significant figures in this number 0.025190viewsOpen QuestionHow many significant figures are in the measurement 0.00440 grams?160viewsOpen QuestionReport 0.02315621 to 3 sig figs.174viewsOpen QuestionExpress 96,344 m using 2 significant figures160viewsOpen QuestionHow many significant figures are in the following number :300254viewsOpen QuestionRound the following numbers to three significant figures269viewsOpen QuestionHow many significant figures are in 100209viewsOpen QuestionThe correct number of significant figures in the number 1.250100 is:278viewsOpen QuestionWhich measurement has the greatest number of significant figures253viewsOpen QuestionDetermine the number of significant figures in each of the following251viewsOpen QuestionThe correct number of significant figures in the number 865,000 is:487viewsOpen QuestionHow many significant figures are in each underlined measurement254viewsOpen QuestionHow many significant figures are in 10.0286viewsOpen QuestionHow many significant figures in 400261viewsOpen QuestionHow many significant figures in 50301viewsOpen QuestionHow many significant figures in 500264viewsOpen QuestionHow many significant figures are in the measurement 0.0030010 kilograms?259viewsOpen QuestionHow many significant figures are in the measurement, 20.300 m?276viewsOpen QuestionRound the number 23.57 to 3 significant figures.305viewsOpen QuestionHow many significant figures in 0.007244viewsOpen QuestionThe value 10.00 has significant figures292viewsOpen QuestionHow many significant figures in 6000255viewsOpen QuestionHow many significant figures are in the number 0.00208?241viewsOpen QuestionHow many significant figures are in 10320viewsOpen QuestionHow many significant figures are in the measurement 230 kg260viewsOpen QuestionNumber of significant figures in 100256viewsOpen QuestionHow many significant figures in 60247viewsOpen QuestionHow many sig figs in 3000266viewsOpen QuestionHow many significant figures does the number 546.000 have?275viewsOpen Question100 has how many significant figures259viewsOpen QuestionHow many significant figures are in 3.408 x 104 m?237viewsOpen QuestionHow many significant digits in 100262viewsOpen QuestionGive the number of significant figures in this number: 2.110229viewsOpen QuestionHow many sig figs in 4.00349viewsOpen QuestionHow many significant figures are in the measurement 0.003 4 kg?235viewsOpen QuestionCount the significant figures in each length247viewsOpen QuestionHow many significant figures in 1.0242viewsOpen QuestionHow many significant digits are in this number 50.00252viewsOpen QuestionHow many sig figs in 80.0373viewsOpen QuestionHow many significant figures does 0.105 have?271viewsOpen QuestionRound 155 cm to two significant figures226viewsOpen QuestionHow many significant figures are in 3000247viewsOpen QuestionGive the number of significant figures 3.10 cm230viewsOpen QuestionHow many significant digits are in this number 85000315viewsOpen QuestionRound this number to two significant figures 634235viewsOpen Question1.005 rounded to two significant figures538viewsOpen QuestionHow many sig figs in 900297viewsOpen QuestionGive the number of significant figures in this number: 7.8 x 10¹²253viewsOpen QuestionHow many significant digits does 100 have336viewsOpen QuestionHow many significant digits are in 6.3590 x 107 mm?248viewsOpen QuestionGive the number of significant figures in this number: 40258viewsOpen QuestionHow many significant figures in 0.01237viewsOpen QuestionGive the number of significant figures in this number: 0.115272viewsOpen QuestionCount the significant digits in each of these measurements:263viewsOpen QuestionHow many significant figures are there in the measurement 50,600 mg?250viewsOpen QuestionState the number of significant figures in each of the following measurements277viewsOpen QuestionHow many significant figures does 2,090 have?258viewsOpen QuestionHow many significant figures are in each of the following measurements280viewsOpen QuestionIn an experiment, Theresa measured 15.00 mL of water. she must have used a172viewsOpen QuestionIf an experiment involves a large volume of liquid a _______ would most likely be used to hold it.153viewsShowing 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. 632views
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.957views
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.599views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (e) 92.03 km384views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (d) 2.94 * 103 m2385views
Textbook QuestionWhat is the number of significant figures in each of the following measured quantities? (b) 3ⅹ10-6 m390views
Textbook QuestionIndicate the number of significant figures in each of the following measured quantities: (e) 89.2 metr ic tons474views
Textbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (e) −0.0357202.487views
Textbook QuestionRound each of the following numbers to four significant figures and express the result in standard exponential notation: (a) 102.53070566views
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.900views
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?419views
Textbook QuestionIs the use of significant figures in each of the following statements appropriate? (a) The 2005 circulation of National Geographic was 7,812,564.466views
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 cm591views
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. 30,800756views
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. 30,800604views1comments
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 = 1441849views
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 = 144478views
Textbook QuestionRound each number to three significant figures. a. 79,845.82 b. 1.548937 * 107 c. 2.3499999995 d. 0.0000453891033views
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 seconds528views
Textbook QuestionHow many significant figures are in each of the following measurements? (f) 3.8200 * 103 L370views
Textbook QuestionHow many significant figures are in each of the following measurements? (e) 67,000 m2397views
Textbook QuestionHow many significant figures are in each of the following measurements? (d) 0.004 50 m373views
Textbook QuestionHow many significant figures are in each of the following measurements? (c) 0.030 03 kg387views
Textbook QuestionHow many significant figures are in each of the following measurements? (b) 59.0001 cm383views
Textbook QuestionHow many significant figures are in each of the following measurements? (a) 35.0445 g445views
Textbook QuestionHow many significant figures are in each of the following measurements? (f) 10 students377views
Textbook QuestionHow many significant figures are in each of the following measurements? (e) 5.10 * 102 J487views
Textbook QuestionHow many significant figures are in each of the following measurements? (d) 510 J544views
Textbook QuestionHow many significant figures are in each of the following measurements? (b) 2000.003 g364views
Textbook QuestionHow many significant figures are in each of the following measurements? (a) $130.95820views
Textbook QuestionHow many significant figures are in each of the following measurements? (c) 5 ft 3 in.572views
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.412views
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.739views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2.309 85 * 10-4 kg (5)359views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 4.995 * 103 cm (3)317views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 68.507 g (2, 3)349views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 35,670.06 m (4, 6)447views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (d) 2,300,000.1 (7)353views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (c) 13.2151 g/cm3 (3)394views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (b) 1.605 km343views
Textbook QuestionRound off the following quantities to the number of signifi-cant figures indicated in parentheses. (a) 7.0001 kg (4)339views
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 0.033.394views
Open QuestionDetermine the number of significant figures in each of the following measurements185views
Open QuestionHow many significant figures are in the measurement 1.050 l? a. 1 b. 2 c. 3 d. 4173views
Open QuestionIf an experiment involves a large volume of liquid a _______ would most likely be used to hold it.153views