Question 1

Given the calculation: (6.626 x 10 -34)/(9.63 x 10 7) = ?, what is the answer reported to the correct number of significant figures?

Accepted Answer

A)  1.453 × 1041 
B)  1.45 × 1041 
C)  6.88 × 10-42 
D)  6.882 × 10-42 
A)  1.453 × 1041 
B)  1.45 × 1041 
C)  6.88 × 10-42 
D)  6.882 × 10-42 C

Question 2

Which of the following statements is true about a swinging pendulum?

Accepted Answer

A)  Its kinetic energy is greatest when it is vertical (at the midpoint of its swing). 
B)  Its potential energy is greatest when it is vertical (at the midpoint of its swing). 
C)  Its kinetic energy does not change as it swings. 
D)  Its potential energy does not change as it swings. 
A)  Its kinetic energy is greatest when it is vertical (at the midpoint of its swing). 
B)  Its potential energy is greatest when it is vertical (at the midpoint of its swing). 
C)  Its kinetic energy does not change as it swings. 
D)  Its potential energy does not change as it swings. A

Question 3

Which of the following is true of the specific heat of water?

Accepted Answer

A)  It is similar to that of other liquids. 
B)  It is the same as that of ice and steam. 
C)  It is unusually high. 
D)  It is unusually low. 
A)  It is similar to that of other liquids. 
B)  It is the same as that of ice and steam. 
C)  It is unusually high. 
D)  It is unusually low. C

Question 4

A certain automobile has an 18 gallon gas tank. What is the volume of this tank in liters? [1 gallon = 4 quarts, 1 quart = 0.946 liter]

Accepted Answer

A)  4.3 L 
B)  4.8 L 
C)  68 L 
D)  76 L 
A)  4.3 L 
B)  4.8 L 
C)  68 L 
D)  76 L

Question 5

Titanium has a density of 4.54 g/mL. What is the mass of 17.3 mL of titanium?

Accepted Answer

A)  3.81 g 
B)  38.1 g 
C)  78.5 g 
D)  785 g 
A)  3.81 g 
B)  38.1 g 
C)  78.5 g 
D)  785 g

Question 6

A common piece of laboratory glassware is a 125 mL beaker. What is this volume in the English system of units? [1 quart = 0.946 liter = 32 fl oz]

Accepted Answer

A)  0.423 fl oz 
B)  0.423 qt 
C)  4.23 fl oz 
D)  4.23 qt 
A)  0.423 fl oz 
B)  0.423 qt 
C)  4.23 fl oz 
D)  4.23 qt

Question 7

Which of the following statements is true about a swinging pendulum?

Accepted Answer

A)  Its kinetic energy is greatest when it is at the extreme (the highest point) of its swing. 
B)  Its potential energy is greatest when it is at the extreme (the highest point) of its swing. 
C)  Its kinetic energy does not change as it swings. 
D)  Its potential energy does not change as it swings. 
A)  Its kinetic energy is greatest when it is at the extreme (the highest point) of its swing. 
B)  Its potential energy is greatest when it is at the extreme (the highest point) of its swing. 
C)  Its kinetic energy does not change as it swings. 
D)  Its potential energy does not change as it swings.

Question 8

The standard metric unit of volume, the liter, is equal to which of the following?

Accepted Answer

A)  1 cm3 
B)  10 cm3 
C)  100 cm3 
D)  1000 cm3 
A)  1 cm3 
B)  10 cm3 
C)  100 cm3 
D)  1000 cm3

Question 9

How many milliliters (mL) are there in 1 microliter (μL)?

Accepted Answer

A)  1 × 10-6 
B)  1 × 10-3 
C)  1 × 103 
D)  1 × 106 
A)  1 × 10-6 
B)  1 × 10-3 
C)  1 × 103 
D)  1 × 106

Question 10

How many millimeters (mm) are there in 1 kilometer (km)?

Accepted Answer

A)  1 × 10-12 
B)  1 × 10-6 
C)  1 × 106 
D)  1 × 1012 
A)  1 × 10-12 
B)  1 × 10-6 
C)  1 × 106 
D)  1 × 1012

Question 11

What Celsius temperature is the same as 77.0°F?

Accepted Answer

A)  25.0°C 
B)  74.8°C 
C)  106.6°C 
D)  none of these 
A)  25.0°C 
B)  74.8°C 
C)  106.6°C 
D)  none of these

Question 12

In one second light travels 2.998 × 108 meters. Which of the following is the correct way to write this in conventional notation?

Accepted Answer

A)  0.00000002998 m/s 
B)  2,998,000 m/s 
C)  299,800,000 m/s 
D)  none of these 
A)  0.00000002998 m/s 
B)  2,998,000 m/s 
C)  299,800,000 m/s 
D)  none of these

Question 13

Which of the following would be the most appropriate unit to measure the diameter of an ant's leg?

Accepted Answer

A)  Gm 
B)  m 
C)  cm 
D)  μm 
A)  Gm 
B)  m 
C)  cm 
D)  μm

Question 14

The boiling point of liquid nitrogen is 77 K. What is this temperature on the Celsius scale?

Accepted Answer

A)  350°C 
B)  171°C 
C)  25°C 
D)  -196°C 
A)  350°C 
B)  171°C 
C)  25°C 
D)  -196°C

Question 15

Which of the following is the formula used to calculate the kinetic energy of a moving object?

Accepted Answer

A)  KE. =   mv 
B)  KE =   mv2 
C)  KE = mv 
D)  KE = mv2 
A)  KE. =   mv 
B)  KE =   mv2 
C)  KE = mv 
D)  KE = mv2

Question 16

Given the calculation: 1.987 × 6.02 = ?, what is the answer reported to the correct number of significant figures?

Accepted Answer

A)  11.96174 
B)  11.96 
C)  12.0 
D)  12 
A)  11.96174 
B)  11.96 
C)  12.0 
D)  12

Question 17

In the SI system of units the basic unit of volume is the cubic meter (m3). The cubic meter is equal to which of the following?

Accepted Answer

A)  103 mL 
B)  106 mL 
C)  109 mL 
D)  1012 mL 
A)  103 mL 
B)  106 mL 
C)  109 mL 
D)  1012 mL

Question 18

Which of the following is true of ice, water and steam?

Accepted Answer

A)  They are three different chemical substances. 
B)  They are the same substance in different chemical states. 
C)  They are the same substance in different physical states. 
D)  They are the same substance in different chemical and physical states. 
A)  They are three different chemical substances. 
B)  They are the same substance in different chemical states. 
C)  They are the same substance in different physical states. 
D)  They are the same substance in different chemical and physical states.

Question 19

A particular model of hybrid car can travel 53.0 miles/gallon of gas. What is this fuel efficiency expressed in the metric system? [1 quart = 0.946 liter; 1 mile = 1.609 km]

Accepted Answer

A)  8.71 km/liter 
B)  20.2 km/liter 
C)  22.5 km/liter 
D)  90 km/liter 
A)  8.71 km/liter 
B)  20.2 km/liter 
C)  22.5 km/liter 
D)  90 km/liter

Question 20

The specific heat of copper is 0.092 cal/g·°C. How much energy is required to heat 40.0 grams of copper from 25.0°C to 75.0°C?

Accepted Answer

A)  92 cal 
B)  184 cal 
C)  2.0 × 102 cal 
D)  280 cal 
A)  92 cal 
B)  184 cal 
C)  2.0 × 102 cal 
D)  280 cal

Exam 1: Matter, Energy, and Measurement

Given the calculation: (6.626 x 10 -34)/(9.63 x 10 7) = ?, what is the answer reported to the correct number of significant figures?

Which of the following statements is true about a swinging pendulum?

Which of the following is true of the specific heat of water?

A certain automobile has an 18 gallon gas tank. What is the volume of this tank in liters? [1 gallon = 4 quarts, 1 quart = 0.946 liter]

Titanium has a density of 4.54 g/mL. What is the mass of 17.3 mL of titanium?

A common piece of laboratory glassware is a 125 mL beaker. What is this volume in the English system of units? [1 quart = 0.946 liter = 32 fl oz]

Which of the following statements is true about a swinging pendulum?

The standard metric unit of volume, the liter, is equal to which of the following?

How many milliliters (mL) are there in 1 microliter (μL)?

How many millimeters (mm) are there in 1 kilometer (km)?

What Celsius temperature is the same as 77.0°F?

In one second light travels 2.998 × 108 meters. Which of the following is the correct way to write this in conventional notation?

Which of the following would be the most appropriate unit to measure the diameter of an ant's leg?

The boiling point of liquid nitrogen is 77 K. What is this temperature on the Celsius scale?

Which of the following is the formula used to calculate the kinetic energy of a moving object?

Given the calculation: 1.987 × 6.02 = ?, what is the answer reported to the correct number of significant figures?

In the SI system of units the basic unit of volume is the cubic meter (m3). The cubic meter is equal to which of the following?

Which of the following is true of ice, water and steam?

A particular model of hybrid car can travel 53.0 miles/gallon of gas. What is this fuel efficiency expressed in the metric system? [1 quart = 0.946 liter; 1 mile = 1.609 km]

The specific heat of copper is 0.092 cal/g·°C. How much energy is required to heat 40.0 grams of copper from 25.0°C to 75.0°C?

Atoms

Chemical Bonds

Chemical Reactions

Gases, Liquids, and Solids

Solutions and Colloids

Reaction Rates and Chemical Equilibrium

Acids and Bases

Nuclear Chemistry

Organic Chemistry

Alkanes

Alkenes and Alkynes

Benzene and Its Derivatives

Alcohols, Ethers, and Thiols

Chirality: the Handedness of Molecules

Amines

Aldehydes and Ketones

Carboxylic Acids

Carboxylic Anhydrides, Esters, and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Chemical Communications: Neurotransmitters and Hormones

Nucleotides, Nucleic Acids, and Heredity

Gene Expression and Protein Synthesis

Bioenergetics: How the Body Converts Food to Energy

Specific Catabolic Pathways: Carbohydrate, Lipid, and Protein Metabolism

Biosynthetic Pathways

Nutrition

Immunochemistry

Body Fluids

Filters

Given the calculation: (6.626 x 10 ^-34)/(9.63 x 10 ⁷) = ?, what is the answer reported to the correct number of significant figures?

In one second light travels 2.998 × 10⁸ meters. Which of the following is the correct way to write this in conventional notation?

In the SI system of units the basic unit of volume is the cubic meter (m³). The cubic meter is equal to which of the following?