Question 1

How many microliters (μL) are there in 1 kiloliter (kL)?

Accepted Answer

A)  1 × 10-6 
B)  1 × 10-9 
C)  1 × 109 
D)  1 × 106 
A)  1 × 10-6 
B)  1 × 10-9 
C)  1 × 109 
D)  1 × 106

Question 2

At what temperature do the temperatures on the Celsius and Fahrenheit scales have the same numerical value?

Accepted Answer

A)  -40 
B)  0 
C)  32 
D)  at no value 
A)  -40 
B)  0 
C)  32 
D)  at no value

Question 3

Which state of matter is essentially incompressible?

Accepted Answer

A)  solid 
B)  liquid 
C)  gas 
D)  none of them 
A)  solid 
B)  liquid 
C)  gas 
D)  none of them

Question 4

A certain automobile has an 15-gallon gas tank. What is the volume of this tank in liters? [1 gallon = 4 quarts; 1 quart = 0.946 liter]

Accepted Answer

A)  5.7 L 
B)  60 L 
C)  57 L 
D)  60.95 L 
A)  5.7 L 
B)  60 L 
C)  57 L 
D)  60.95 L

Question 5

Which of the following represents a physical change?

Accepted Answer

A)  burning of fuel oil 
B)  melting of ice 
C)  both burning of fuel oil and melting of ice 
D)  neither burning of fuel oil or melting of ice 
A)  burning of fuel oil 
B)  melting of ice 
C)  both burning of fuel oil and melting of ice 
D)  neither burning of fuel oil or melting of ice

Question 6

The law of conservation of energy states which of the following?

Accepted Answer

A)  Energy cannot be converted from one form to another. 
B)  Kinetic energy is conserved. 
C)  Potential energy is conserved. 
D)  none of the these 
A)  Energy cannot be converted from one form to another. 
B)  Kinetic energy is conserved. 
C)  Potential energy is conserved. 
D)  none of the these

Question 7

Mercury is the only metal that is a liquid at room temperature. The density of mercury is 13.6 g/cm3. What is the mass, in pounds, of 1.00 quart of mercury? [1 liter = 1.057 quart; 1 pound = 453.6 grams]

Accepted Answer

A)  0.0284 lb 
B)  28.4 lb 
C)  31.7 lb 
D)  35.3 lb 
A)  0.0284 lb 
B)  28.4 lb 
C)  31.7 lb 
D)  35.3 lb

Question 8

Which of the following is not a form of kinetic energy?

Accepted Answer

A)  chemical energy 
B)  electrical energy 
C)  light energy 
D)  mechanical energy 
A)  chemical energy 
B)  electrical energy 
C)  light energy 
D)  mechanical energy

Question 9

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 10

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)  10-9 nL 
B)  109 nL 
C)  1012 nL 
D)  1027 nL 
A)  10-9 nL 
B)  109 nL 
C)  1012 nL 
D)  1027 nL

Question 11

The law of conservation of energy states which of the following?

Accepted Answer

A)  Kinetic energy is conserved. 
B)  Potential energy is conserved. 
C)  The sum of kinetic energy and potential energy is conserved. 
D)  all of these 
A)  Kinetic energy is conserved. 
B)  Potential energy is conserved. 
C)  The sum of kinetic energy and potential energy is conserved. 
D)  all of these

Question 12

Given the calculation: (2.343 x 10-24)/(5.23 x 107) = ?, what is the answer reported to the correct number of significant figures?

Accepted Answer

A)  1.225 × 1031 
B)  1.22 × 1031 
C)  4.48 × 10-32 
D)  4.47 × 10-32 
A)  1.225 × 1031 
B)  1.22 × 1031 
C)  4.48 × 10-32 
D)  4.47 × 10-32

Question 13

The length of an American football field is 250 yards. What is the approximate length of this field in meters? [1 meter is slightly longer than 39 inches]

Accepted Answer

A)  2.286 km 
B)  9.75 km 
C)  228.6 m 
D)  9.75 m 
A)  2.286 km 
B)  9.75 km 
C)  228.6 m 
D)  9.75 m

Question 14

The land surface area of the earth is approximately 1.49 × 108 km2. Which of the following is the correct way to write this in conventional notation?

Accepted Answer

A)  0.00000000149 km2 
B)  149,000,000 km2 
C)  14,900,000,000 km2 
D)  none of these 
A)  0.00000000149 km2 
B)  149,000,000 km2 
C)  14,900,000,000 km2 
D)  none of these

Question 15

The area of Russia is approximately 17.1 million square miles. Which of the following correctly represents this number in scientific notation?

Accepted Answer

A)  1.71 × 105 
B)  1.71 × 106 
C)  1.71 × 107 
D)  1.71 × 108 
A)  1.71 × 105 
B)  1.71 × 106 
C)  1.71 × 107 
D)  1.71 × 108

Question 16

Which metric prefix is commonly abbreviated using a Greek letter?

Accepted Answer

A)  mega 
B)  micro 
C)  milli 
D)  nano 
A)  mega 
B)  micro 
C)  milli 
D)  nano

Question 17

The boiling point of methanol is 65°C. What is this temperature on the Fahrenheit scale?

Accepted Answer

A)  158°F 
B)  132°F 
C)  149°F 
D)  179°F 
A)  158°F 
B)  132°F 
C)  149°F 
D)  179°F

Question 18

A decimeter (dm) is 0.1 m. Sometimes, the volume of a liquid is specified in units of cubic decimeters. Which of the following volumes equals 1 cubic decimeter?

Accepted Answer

A)  1 L 
B)  10 L 
C)  1 kL 
D)  100 L 
A)  1 L 
B)  10 L 
C)  1 kL 
D)  100 L

Question 19

Which of the following is true as a student slides down a water slide?

Accepted Answer

A)  kinetic energy decreases 
B)  potential energy increases 
C)  total energy increases 
D)  none of the these 
A)  kinetic energy decreases 
B)  potential energy increases 
C)  total energy increases 
D)  none of the these

Question 20

How many kilograms (kg) are there in 1 microgram (μg)?

Accepted Answer

A)  1 × 10-6 
B)  1 × 10-9 
C)  1 × 109 
D)  1 × 106 
A)  1 × 10-6 
B)  1 × 10-9 
C)  1 × 109 
D)  1 × 106

Exam 1: Matter, Energy, and Measurement

How many microliters (μL) are there in 1 kiloliter (kL)?

At what temperature do the temperatures on the Celsius and Fahrenheit scales have the same numerical value?

Which state of matter is essentially incompressible?

A certain automobile has an 15-gallon gas tank. What is the volume of this tank in liters? [1 gallon = 4 quarts; 1 quart = 0.946 liter]

Which of the following represents a physical change?

The law of conservation of energy states which of the following?

Mercury is the only metal that is a liquid at room temperature. The density of mercury is 13.6 g/cm3. What is the mass, in pounds, of 1.00 quart of mercury? [1 liter = 1.057 quart; 1 pound = 453.6 grams]

Which of the following is not a form of kinetic energy?

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

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?

The law of conservation of energy states which of the following?

Given the calculation: (2.343 x 10-24)/(5.23 x 107) = ?, what is the answer reported to the correct number of significant figures?

The length of an American football field is 250 yards. What is the approximate length of this field in meters? [1 meter is slightly longer than 39 inches]

The land surface area of the earth is approximately 1.49 × 108 km2. Which of the following is the correct way to write this in conventional notation?

The area of Russia is approximately 17.1 million square miles. Which of the following correctly represents this number in scientific notation?

Which metric prefix is commonly abbreviated using a Greek letter?

The boiling point of methanol is 65°C. What is this temperature on the Fahrenheit scale?

A decimeter (dm) is 0.1 m. Sometimes, the volume of a liquid is specified in units of cubic decimeters. Which of the following volumes equals 1 cubic decimeter?

Which of the following is true as a student slides down a water slide?

How many kilograms (kg) are there in 1 microgram (μg)?

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, Alkynes, and Aromatic Compounds

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

Mercury is the only metal that is a liquid at room temperature. The density of mercury is 13.6 g/cm³. What is the mass, in pounds, of 1.00 quart of mercury? [1 liter = 1.057 quart; 1 pound = 453.6 grams]

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?

Given the calculation: (2.343 x 10^-24)/(5.23 x 10⁷) = ?, what is the answer reported to the correct number of significant figures?

The land surface area of the earth is approximately 1.49 × 10⁸ km². Which of the following is the correct way to write this in conventional notation?