Test Bank For Chemistry: An Introduction to General, Organic, and Biological Chemistry 13th Edition Test Bank

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1An Introduction to General, Organic, and Biological Chemistry, 13e(Timberlake)Chapter 1Chemistry in Our Lives1.1Multiple-Choice Questions1) Water, H2O, is an example of a(n) ________.A) chemicalB) solidC) waveD) electric chargeE) elementAnswer: APage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.2) In this list, which substance can be classified as a chemical?A) saltB) sleepC) coldD) heatE) temperatureAnswer: APage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.3) One example of a chemical used in toothpaste is ________.A) chlorineB) sulfurC) carbon dioxideD) calcium carbonateE) sugarAnswer: DPage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.

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24) Which of the following is not a chemical?A) saltB) waterC) lightD) carbon dioxideE) sugarAnswer: CPage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.5) Sodium fluorophosphate is a chemical used in toothpaste to ________.A) make the paste whiteB) disinfect the toothbrushC) keep the paste from spoilingD) remove plaqueE) strengthen tooth enamelAnswer: EPage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.6) When a part of the body is injured, substances called ________ are released.A) aspirinsB) pain relieversC) nitrogen oxidesD) chlorofluorocarbonsE) prostaglandinsAnswer: EPage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.7) Titanium dioxide is a chemical used in toothpaste to ________.A) make the paste whiteB) disinfect the toothbrushC) keep the paste from spoilingD) remove plaqueE) strengthen tooth enamelAnswer: APage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.

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38) Which of the following is a chemical?A) sugarB) heatC) lightD) noiseE) a waveAnswer: APage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.9) You notice that there is more traffic between 8 and 9 in the morning. This would be a(n)________.A) observationB) hypothesisC) experimentD) theoryE) all the aboveAnswer: APage Ref: 1.2Learning Obj.: 1.2Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.10) There is more traffic between 8 and 9 in the morning because most people start work at 9.This would be a(n) ________.A) observationB) hypothesisC) experimentD) theoryE) all the aboveAnswer: BPage Ref: 1.2Learning Obj.: 1.2Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.

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411) One way to enhance your learning in chemistry is to ________.A) study a little every dayB) retest every few daysC) go to office hoursD) study different ideas at the same timeE) all the aboveAnswer: EPage Ref: 1.3Learning Obj.: 1.3Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.12) In order to enhance your learning in chemistry, you should not ________.A) study a little every dayB) form a study groupC) go to office hoursD) retest every few daysE) wait until the night before the exam to studyAnswer: EPage Ref: 1.3Learning Obj.: 1.3Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.13) In the number 12.345, the 4 is in the ________ place.A) tensB) onesC) tenthsD) hundredthsE) thousandthsAnswer: DPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.14) In the number 12.345, the 1 is in the ________ place.A) tensB) onesC) tenthsD) hundredthsE) thousandthsAnswer: APage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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515) In the number 12.345, the 3 is in the ________ place.A) tensB) onesC) tenthsD) hundredthsE) thousandthsAnswer: CPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.16) The product of (-4) × (-5) is ________.A) -20B) +20C) -1D) +1E) 0Answer: BPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.17) For the equation 4 x (-3)/-2 = ________.A) -6B) +6C) -12D) +12E) 4Answer: BPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.18) For the equation 4x + 2 = 10, x equals ________.A) 8B) 12C) 3D) 2E) -2Answer: DPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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619) For the equation 2x +14 = -2, x equals ________.A) 8B) -8C) 16D) -16E) 6Answer: BPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.20) For the equation -10 - (-4) = ________.A) 6B) -6C) 14D) -14E) 4Answer: BPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.21) 12 is what percent of 36?A) 3%B) 30%C) 33%D) 330%E) 12%Answer: CPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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722) Use the graph to estimate the solubility of sugar in 100 mL of water at 30 °C.A) 150 gB) 200 gC) 215 gD) 255 gE) 325 gAnswer: CPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.23) Write 540 000 in scientific notation.A) 0.54 × 106B) 54 × 108C) 5.4 × 10-5D) 5.4 × 105E) 5.4Answer: DPage Ref: 1.5Learning Obj.: 1.5Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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824) Write 0.000 000 33 in scientific notation.A) 3.3 × 107B) 3.3 × 10-7C) 3.3 × 10-8D) 3.3 × 108E) 3.3Answer: BPage Ref: 1.5Learning Obj.: 1.5Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.25) The measurement 0.000 004 3 m, expressed correctly using scientific notation, is ________.A) 4.3 ×mB) 4.3 ×mC) 4.3 ×mD) 0.43 ×mE) 4.3 mAnswer: BPage Ref: 1.5Learning Obj.: 1.5Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.1.2Short Answer Questions1) A substance that consists of one type of matter and always has the same composition andproperties is called a ________.Answer: chemicalPage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.2) Any material used in or produced by a chemical reaction is a ________.Answer: chemicalPage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.3) An abrasive used in toothpaste is ________.Answer: calcium carbonatePage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.

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94) The substances released when tissues are injured are ________.Answer: prostaglandinsPage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.5) The chemical used to make cans and foil is ________.Answer: aluminumPage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.6) The first step in the scientific method is to ________.Answer: make observationsPage Ref: 1.2Learning Obj.: 1.2Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.7) A procedure that tests a hypothesis is a(an) ________.Answer: experimentPage Ref: 1.2Learning Obj.: 1.2Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.8) A product of -6/-2 = ________.Answer: 3Page Ref: 1.4Learning Obj.: 1.4Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.9) Evaluate -12 - (-17) = ________.Answer: 5Page Ref: 1.4Learning Obj.: 1.4Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.10) Friday, a store sold 10 blue shirts and 20 white shirts. What percentage of the shirts soldwere blue? Give answer to the ones place.Answer: 33%Page Ref: 1.4Learning Obj.: 1.4Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.

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1011) Solve for x: 3x + 8 = -7Answer: -5Page Ref: 1.4Learning Obj.: 1.4Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.Express each of the following numbers using scientific notation.12) 351 000 000 000Answer: 3.51 ×Page Ref: 1.5Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.13) 0.000 860Answer: 8.60 ×Page Ref: 1.5Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.14) 5 207 000Answer: 5.207 ×Page Ref: 1.5Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.15) 0.000 000 050Answer: 5.0 ×Page Ref: 1.5Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.1.3True/False Questions1) Titanium dioxide in toothpaste is used as a detergent.Answer: FALSEPage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.2) Calcium carbonate is used to sweeten toothpaste.Answer: FALSEPage Ref: 1.1Learning Obj.: 1.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.

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113) Paracelsus was a Greek philosopher.Answer: FALSEPage Ref: 1.2Learning Obj.: 1.2Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.4) The first step in the scientific method is to draw a conclusion.Answer: FALSEPage Ref: 1.2Learning Obj.: 1.2Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.5) Working with a group of students can help you learn chemistry.Answer: TRUEPage Ref: 1.3Learning Obj.: 1.3Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.6) It is a good idea to wait until the night before an exam to start to study.Answer: FALSEPage Ref: 1.3Learning Obj.: 1.3Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.7) In the number 123.45, the digit 5 is in the hundreds place.Answer: FALSEPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.8) If a negative number is divided by another negative number, the answer will be a positivenumber.Answer: TRUEPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.9) 2x + 9 = -3, x = 3Answer: FALSEPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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1210) -2 x 6 /-3 = 4Answer: TRUEPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.11) An animal shelter has 12 dogs and 8 cats. Cats are 40% of the animals.Answer: TRUEPage Ref: 1.4Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.12) 4300 expressed in scientific notation is 4.3 ×.Answer: FALSEPage Ref: 1.5Learning Obj.: 1.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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1An Introduction to General, Organic, and Biological Chemistry, 13e(Timberlake)Chapter 2Chemistry and Measurement2.1Multiple-Choice Questions1) The amount of space occupied by a substance is its ________.A) massB) densityC) weightD) lengthE) volumeAnswer: EPage Ref: 2.1Learning Obj.: 2.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.2) Which of the following is the basic unit of volume in the metric system?A) literB) kilogramC) meterD) centimeterE) gramAnswer: APage Ref: 2.1Learning Obj.: 2.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.3) Which of the following is a measurement of mass in the metric system?A) milliliterB) centimeterC) kilogramD) CelsiusE) meterAnswer: CPage Ref: 2.1Learning Obj.: 2.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.

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24) A value of 25 °C is a measurement of ________.A) lengthB) volumeC) temperatureD) massE) densityAnswer: CPage Ref: 2.1Learning Obj.: 2.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.5) A value of 36 mL is a measure of ________.A) densityB) massC) temperatureD) volumeE) lengthAnswer: DPage Ref: 2.1Learning Obj.: 2.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.6) A value of 345 mm is a measure of ________.A) densityB) massC) temperatureD) volumeE) lengthAnswer: EPage Ref: 2.1Learning Obj.: 2.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.7) The measurement of the gravitational pull on an object is its ________.A) volumeB) weightC) massD) lengthE) sizeAnswer: BPage Ref: 2.1Learning Obj.: 2.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.

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38) Which of the following measurements has three significant figures?A) 0.005 mB) 510 mC) 0.510 mD) 0.051 mE) 5100 mAnswer: CPage Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.9) Which of the following numbers contains the designated correct number of significantfigures?A) 0.043005 significant figuresB) 0.003022 significant figuresC) 156 0003 significant figuresD) 1.042 significant figuresE) 3.06504 significant figuresAnswer: CPage Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.10) The number of significant figures in the measurement of 45.030 mm is ________.A) noneB) threeC) fourD) fiveE) sixAnswer: DPage Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.11) How many significant figures are in the number 0.00208?A) sixB) twoC) threeD) fourE) fiveAnswer: CPage Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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412) Which of the following examples illustrates a number that is correctly rounded to threesignificant figures?A) 4.05438 g to 4.054 gB) 0.03954 g to 0.040 gC) 103.692 g to 103.7 gD) 109 526 g to 109 500 gE) 20.0332 g to 20.0 gAnswer: EPage Ref: 2.3Learning Obj.: 2.3Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.13) A calculator answer of 423.6059 must be rounded off to three significant figures. Whatanswer is reported?A) 423B) 424C) 1.7420D) 423.6E) 423.7Answer: BPage Ref: 2.3Learning Obj.: 2.3Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.14) Which of the answers for the following conversions contains the correct number ofsignificant figures?A) 2.543 m ×= 100.1942 in.B) 2 L ×= 2.12 qtC) 24.95 min ×= 0.4158 hrD) 12.0 ft ××= 370 cmE) 24.0 kg ×= 11 lbAnswer: CPage Ref: 2.3Learning Obj.: 2.3Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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515) What is the correct answer for the calculation of a volume (in mL) with measured numbers?A) 0.22 mLB) 0.223 mLC) 57 mLD) 14 mLE) 14.3 mLAnswer: APage Ref: 2.3Learning Obj.: 2.3Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.16) When 2610 + 11.7 + 0.22 are added, the answer to the correct number of decimal places is________.A) 2621.92B) 2621.9C) 2621D) 2620E) 2600Answer: DPage Ref: 2.3Learning Obj.: 2.3Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.17) What is the answer, with the correct number of decimal places, for this problem?4.392 g + 102.40 g + 2.51 g =A) 109.302 gB) 109 gC) 109.3 gD) 109.30 gE) 110 gAnswer: DPage Ref: 2.3Learning Obj.: 2.3Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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618) The correct answer for the addition of 7.5 g + 2.26 g + 1.311 g + 2 g is ________.A) 13.071 gB) 13 gC) 13.0 gD) 10 gE) 13.1 gAnswer: BPage Ref: 2.3Learning Obj.: 2.3Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.19) In which of the following is the metric unit paired with its correct abbreviation?A) microgram / mgB) milliliter / mLC) centimeter / kmD) kilogram / cgE) gram / gmAnswer: BPage Ref: 2.4Learning Obj.: 2.4Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.20) Which of the following is the largest unit?A) millimeterB) micrometerC) meterD) decimeterE) kilometerAnswer: EPage Ref: 2.4Learning Obj.: 2.4Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.21) What is the metric relationship between grams and micrograms?A) 1 g = 100μgB) 1 g = 1 000 000 μgC) 1 g = 0.000 001 μgD) 1 g = 1000 μgE) 1 g = 0.001 μgAnswer: BPage Ref: 2.4Learning Obj.: 2.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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722) Which of the following is the smallest unit?A) gramB) milligramC) kilogramD) decigramE) microgramAnswer: EPage Ref: 2.4Learning Obj.: 2.4Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.23) The cubic centimeter (cor cc) has the same volume as a ________.A) cubic inchB) cubic literC) milliliterD) centimeterE) cubic decimeterAnswer: CPage Ref: 2.4Learning Obj.: 2.4Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.24) What is the conversion factor for the relationship between millimeters and centimeters?A) 1 mm/1 cmB) 10 mm/1 cmC) 1 cm/1 mmD) 100 mm/1 cmE) 10 cm/1 mmAnswer: BPage Ref: 2.5Learning Obj.: 2.5Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.25) Which of the following conversion factors is a measured number?A) 10 cm/dmB) 12 in/ftC) 16 oz/lbD) 25 miles/gallonE) 12 eggs/dozenAnswer: DPage Ref: 2.5Learning Obj.: 2.5Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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826) A conversion factor set up correctly to convert 15 inches to centimeters is ________.A) 100 cm/1 mB) 1 inch/2.54 cmC) 1 cm/10 mmD) 2.54 cm/1 inchE) 10 cm/1 inchAnswer: DPage Ref: 2.5Learning Obj.: 2.5Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.27) 9.31 g is the same mass as ________.A) 931μgB) 931 kgC) 93.1 cgD) 9310 mgE) 0.0931 dgAnswer: DPage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.28) According to the United States Food and Drug Administration, the recommended dailyrequirement of protein is 44 g. This is ________ of protein.A) 1248.5 ozB) 320 000 ozC) 1.6 ozD) 0.0605 ozE) 150 000 ozAnswer: CPage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.29) 1.00 pint of milk has a volume of how many milliliters?A) 473 mLB) 530. mLC) 1000 mLD) 1890 mLE) 106 mLAnswer: APage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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930) Which of the following setups would convert centimeters to feet?A) cm ××B) cm ××C) cm ××D) cm ××E) cm ××Answer: CPage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.31) How many pounds are in 3.5 kg?A) 7.7 lbB) 1.59 lbC) 0.629 lbD) 1.6 lbE) 7.70 lbAnswer: APage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.32) How many liters of soft drink are there in 5.25 qt?A) 4950 LB) 55.7 LC) 4.95 LD) 5.57 LE) 5.0 LAnswer: CPage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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1033) 5.21 cm is the same length as ________.A) 0.0521 mB) 52.1 dmC) 5.21 mmD) 0.00521 kmE) 5210 mAnswer: APage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.34) How many centimeters are there in 57.0 in.?A) 22 cmB) 0.0445 cmC) 145 cmD) 22.4 cmE) 140 cmAnswer: CPage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.35) What is 6.5 m converted to inches?A) 1700 inB) 1651 inC) 39 inD) 260 inE) 255.9 inAnswer: DPage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.36) How many kilograms are in 30.4 lb?A) 13.8 kgB) 14 kgC) 67 kgD) 66.88 kgE) 66.9 kgAnswer: APage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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1137) A dose of aspirin of 5.0 mg per kilogram of body weight has been prescribed to reduce thefever of an infant weighing 8.5 pounds. The number of milligrams of aspirin that should beadministered is ________.A) 19 mgB) 53 mgC) 1.6 mgD) 5.0 mgE) 0.59 mgAnswer: APage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.38) A doctor's order is 0.125 g of ampicillin. The liquid suspension on hand contains 250 mg/5.0mL. How many milliliters of the suspension are required?A) 0.0025 mLB) 3.0 mLC) 2.5 mLD) 6.3 mLE) 0.0063 mLAnswer: CPage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.39) Which of the following measurements are not equivalent?A) 25 mg = 0.025 gB) 183 L = 0.183 kLC) 150 ms = 0.150 sD) 84 cm = 8.4 mmE) 24 dL = 2.4 LAnswer: DPage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.40) If apples are $.67/lb, what is the cost of 2.5 kg of apples?A) $ 0.27B) $ 0.76C) $ 1.68D) $ 2.63E) $ 3.69Answer: EPage Ref: 2.6Learning Obj.: 2.6Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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1241) Which one of the following substances will float in gasoline, which has a density of 0.74g/mL? The density of each substance is shown in parentheses.A) table salt(D = 2.16 g/mL)B) balsa wood (D = 0.16 g/mL)C) sugar(D = 1.59 g/mL)D) aluminum(D = 2.70 g/mL)E) mercury(D = 13.6 g/mL)Answer: BPage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.42) What is the mass of 2.00 L of an intravenous glucose solution with a density of 1.15 g/mL?A) 0.0230 kgB) 2.30 kgC) 1.15 kgD) 0.0150 kgE) 0.575 kgAnswer: BPage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.43) Mercury has a specific gravity of 13.6. How many milliliters of mercury have a mass of 0.35kg?A) 0.0257 mLB) 0.026 mLC) 25.7 mLD) 26 mLE) 4760 mLAnswer: DPage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.44) What is the density of a substance with a mass of 45.00 g and a volume of 26.4 mL?A) 1.70 g/mLB) 1.7 g/mLC) 0.59 g/mLD) 0.587 g/mLE) 45.0 g/mLAnswer: APage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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1345) What is the mass of 53 mL of ethanol, which has a density of 0.79 g/mL?A) 67.1 gB) 41.9 gC) 42 gD) 67 gE) 53 gAnswer: CPage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.46) A liquid has a volume of 34.6 mL and a mass of 46.0 g. What is the density of the liquid?A) 1.00 g/mLB) 1.33 g/mLC) 0.752 g/mLD) 1330 g/mLE) 0.663 g/mLAnswer: BPage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.47) The density of a solution is 1.18 g/mL. Its specific gravity is ________.A) 11.8B) 0.118C) 0.847D) 1.18E) 1.2Answer: DPage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.48) Diamond has a density of 3.52 g/mL. What is the volume in cubic centimeters of a diamondwith a mass of 15.1 g?A) 4.3B) 4.29C) 0.233D) 53E) 53.2Answer: BPage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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1449) The ratio of the mass of a substance to its volume is its ________.A) specific gravityB) densityC) buoyancyD) weightE) conversion factorAnswer: BPage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.50) A nugget of gold with a mass of 521 g is added to 50.0 mL of water. The water level rises toa volume of 77.0 mL. What is the density of the gold?A) 10.4 g/mLB) 6.77 g/mLC) 1.00 g/mLD) 0.0518 g/mLE) 19.3 g/mLAnswer: EPage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.51) A piece of iron with a mass of 119 g is placed in a graduated cylinder, where the water levelis to 57 mL. The water level rises to 72 mL. What is the density of the iron?A) 0.13 g/mLB) 1.7 g/mLC) 2.1 g/mLD) 7.9 g/mLE) 24 g/mLAnswer: DPage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.52) A 50.0 mL urine sample has a mass of 50.7 g. The specific gravity of the urine is ________.A) 1.014 g/mLB) 0.986 g/LC) 1.01D) 0.986E) 50.7Answer: CPage Ref: 2.7Learning Obj.: 2.7Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

Test Bank For Chemistry: An Introduction to General, Organic, and Biological Chemistry 13th Edition Test Bank - Page 28 preview image

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152.2Short Answer QuestionsRound off each of the following to three significant figures.1) 504.85Answer: 505Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.2) 8.3158Answer: 8.32Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.3) 25 225Answer: 25 200Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.4) 6.3477 ×Answer: 6.35 ×Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.5) 399 870Answer: 4.00 ×Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.6) 58.5422Answer: 58.5Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.7) 0.003 408 8Answer: 0.00341Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

Test Bank For Chemistry: An Introduction to General, Organic, and Biological Chemistry 13th Edition Test Bank - Page 29 preview image

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16State the number of significant figures in each of the following measurements.8) 0.705 mAnswer: 3Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.9) 680 000 kmAnswer: 2Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.10) 0.008090 cmAnswer: 4Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.11) 28.050 kmAnswer: 5Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.12) 0.0005 LAnswer: 1Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.13) 75.00 mAnswer: 4Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.14) 2.043 ×mmAnswer: 4Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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1715) 6.1 ×mLAnswer: 2Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.16) 9.00 ×gAnswer: 3Page Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.17) If there are 14 books on the shelf, 14 is a(n) ________ number.Answer: exactPage Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.2.3True/False Questions1) The basic unit of mass in the metric system is the pound.Answer: FALSEPage Ref: 2.1Learning Obj.: 2.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.2) The liter is a unit of volume in the metric system.Answer: TRUEPage Ref: 2.1Learning Obj.: 2.1Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.3) The number 0.0500 has four significant figures.Answer: FALSEPage Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.4) The number 650 000 has two significant figures.Answer: TRUEPage Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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185) The number 6.00 ×has one significant figure.Answer: FALSEPage Ref: 2.2Learning Obj.: 2.2Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.6) When the measured number 0.0090 is multiplied by the measured number 87.10, the answerhas two significant figures.Answer: TRUEPage Ref: 2.3Learning Obj.: 2.3Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.7) When the measured number 675 is added to the measured number 87.10, the answer should berounded to the ones place.Answer: TRUEPage Ref: 2.3Learning Obj.: 2.3Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.8) Aμg is larger than a mg.Answer: FALSEPage Ref: 2.4Learning Obj.: 2.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.9) There are 1000 μg in a mg.Answer: TRUEPage Ref: 2.4Learning Obj.: 2.4Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.10) A cubic centimeter is a unit of length.Answer: FALSEPage Ref: 2.4Learning Obj.: 2.4Global Outcomes: G7 Demonstrate the ability to make connections between concepts acrosschemistry.11) 1 kg equivalent to 1000 mg.Answer: TRUEPage Ref: 2.5Learning Obj.: 2.5Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

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