Question 1

How many megameters (Mm) are there in 1 millimeter (mm)?

Accepted Answer

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

Question 2

Which of the following is true about specific gravity of a material?

Accepted Answer

A)  It has units of g/mL. 
B)  It is defined as the density of the material divided by the density of water. 
C)  It has units of g/mL and it is defined as the density of the material divided by the density of water. 
D)  It neither has units of g/mL nor is it defined as the density of the material divided by the density of water. 
A)  It has units of g/mL. 
B)  It is defined as the density of the material divided by the density of water. 
C)  It has units of g/mL and it is defined as the density of the material divided by the density of water. 
D)  It neither has units of g/mL nor is it defined as the density of the material divided by the density of water.

Question 3

Chemical energy is an example of which of the following?

Accepted Answer

A)  kinetic energy 
B)  mechanical energy 
C)  potential energy 
D)  radiant energy 
A)  kinetic energy 
B)  mechanical energy 
C)  potential energy 
D)  radiant energy

Question 4

Which state of matter retains its volume but adapts its shape to that of its container?

Accepted Answer

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

Question 5

In a race, the winner ran the 100-meter dash in a world record time of 12.2 seconds. What is this speed in miles per hour? [1 mile = 1.609 km]

Accepted Answer

A)  2.28 mph 
B)  81.96 mph 
C)  18.34 mph 
D)  8.2 mph 
A)  2.28 mph 
B)  81.96 mph 
C)  18.34 mph 
D)  8.2 mph

Question 6

At the 2008 Olympics, the Jamaican runner Usain Bolt ran the 100-meter dash in world record time of 9.69 seconds. What is this speed in miles per hour? [1 mile = 1.609 km]

Accepted Answer

A)  2.31 mph 
B)  4.33 mph 
C)  23.1 mph 
D)  43.3 mph 
A)  2.31 mph 
B)  4.33 mph 
C)  23.1 mph 
D)  43.3 mph

Question 7

Titanium has a density of 4.54 g/cm3. What is the mass of 17.3 cm3 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 8

What is the metric length of the 200-yard dash? [1 inch = 2.54 cm (exactly)]

Accepted Answer

A)  1830 cm 
B)  508 cm 
C)  183 m 
D)  508 m 
A)  1830 cm 
B)  508 cm 
C)  183 m 
D)  508 m

Question 9

Given the calculation: 2.377 + 1.487 + 7.02 = ?, what is the answer reported to the correct number of significant figures?

Accepted Answer

A)  10.884 
B)  10.89 
C)  10.88 
D)  10.9 
A)  10.884 
B)  10.89 
C)  10.88 
D)  10.9

Question 10

In the Greece Olympics, a runner won the 10,000-meter run in 34 minutes, 2.1 seconds. What is this speed in miles per hour? [1 mile = 1.609 km]

Accepted Answer

A)  1.38 mph 
B)  4.89 mph 
C)  13.8 mph 
D)  11.0 mph 
A)  1.38 mph 
B)  4.89 mph 
C)  13.8 mph 
D)  11.0 mph

Question 11

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

Accepted Answer

A)  1 μm3 
B)  109 μm3 
C)  1015 μm3 
D)  106 μm3 
A)  1 μm3 
B)  109 μm3 
C)  1015 μm3 
D)  106 μm3

Question 12

If a 1.000 L bottle of champagne cost 134 Euros and the exchange rate is 1 Euro = $1.33 (US), what is the cost in dollars for 8.000 fluid ounces of this champagne? [1 fluid ounce = 29.57 mL]

Accepted Answer

A)  $5.26 
B)  $42.15 
C)  $47.09 
D)  $81.31 
A)  $5.26 
B)  $42.15 
C)  $47.09 
D)  $81.31

Question 13

During its orbit, the Earth's minimum distance from the sun is approximately 148 million kilometers. Which of the following correctly represents this number in scientific notation?

Accepted Answer

A)  1.48 × 105 
B)  1.48 × 106 
C)  1.48 × 107 
D)  1.48 × 108 
A)  1.48 × 105 
B)  1.48 × 106 
C)  1.48 × 107 
D)  1.48 × 108

Question 14

The 20,000-meter run is a long-distance Olympic race. What is the approximate length of this run in feet? Round off your answer to three significant figures. [1 meter is equal 39.37 inches]

Accepted Answer

A)  6.09 × 104 ft 
B)  6.562 × 104 ft 
C)  6.6 × 104 ft 
D)  6.56 × 104 ft 
A)  6.09 × 104 ft 
B)  6.562 × 104 ft 
C)  6.6 × 104 ft 
D)  6.56 × 104 ft

Question 15

Which of the following conversion factors would not be needed in order to convert 75 mi/hr to m/s?

Accepted Answer

A)    
B)    
C)    
D)  All these conversion factors would be needed. 
A)    
B)    
C)    
D)  All these conversion factors would be needed.

Question 16

Which of the following is a chemical property of water?

Accepted Answer

A)  Water vapor has no definite volume. 
B)  Water has a density of 1000 kg/m3. 
C)  Water reacts violently with potassium. 
D)  Ice floats in water. 
A)  Water vapor has no definite volume. 
B)  Water has a density of 1000 kg/m3. 
C)  Water reacts violently with potassium. 
D)  Ice floats in water.

Question 17

Consider the following image. Which of the following would be appropriate units to use when measuring with this piece of equipment?

Accepted Answer

A)  L 
B)  mL 
C)  cm3 
D)  either b or c 
A)  L 
B)  mL 
C)  cm3 
D)  either b or c

Question 18

Given the calculation: 34.343/14.123 = ?, what is the answer reported to the correct number of significant figures?

Accepted Answer

A)  2.43171 
B)  2.4317 
C)  2.432 
D)  2.43 
A)  2.43171 
B)  2.4317 
C)  2.432 
D)  2.43

Question 19

An unknown substance has a mass of 56.8 g and a volume of 23.4 mL. What is the density of this unknown substance?

Accepted Answer

A)  0.411 g/mL 
B)  2.34 g/mL 
C)  2.43 g/mL 
D)  2.50 g/mL 
A)  0.411 g/mL 
B)  2.34 g/mL 
C)  2.43 g/mL 
D)  2.50 g/mL

Question 20

Which of the following describes the compressibility of liquids?

Accepted Answer

A)  They are highly compressible. 
B)  They are slightly compressible. 
C)  They are virtually incompressible. 
D)  Any of these, depending on the liquid. 
A)  They are highly compressible. 
B)  They are slightly compressible. 
C)  They are virtually incompressible. 
D)  Any of these, depending on the liquid.

Exam 1: Matter, Energy, and Measurement

How many megameters (Mm) are there in 1 millimeter (mm)?

Which of the following is true about specific gravity of a material?

Chemical energy is an example of which of the following?

Which state of matter retains its volume but adapts its shape to that of its container?

In a race, the winner ran the 100-meter dash in a world record time of 12.2 seconds. What is this speed in miles per hour? [1 mile = 1.609 km]

At the 2008 Olympics, the Jamaican runner Usain Bolt ran the 100-meter dash in world record time of 9.69 seconds. What is this speed in miles per hour? [1 mile = 1.609 km]

Titanium has a density of 4.54 g/cm3. What is the mass of 17.3 cm3 of titanium?

What is the metric length of the 200-yard dash? [1 inch = 2.54 cm (exactly)]

Given the calculation: 2.377 + 1.487 + 7.02 = ?, what is the answer reported to the correct number of significant figures?

In the Greece Olympics, a runner won the 10,000-meter run in 34 minutes, 2.1 seconds. What is this speed in miles per hour? [1 mile = 1.609 km]

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

If a 1.000 L bottle of champagne cost 134 Euros and the exchange rate is 1 Euro = $1.33 (US), what is the cost in dollars for 8.000 fluid ounces of this champagne? [1 fluid ounce = 29.57 mL]

During its orbit, the Earth's minimum distance from the sun is approximately 148 million kilometers. Which of the following correctly represents this number in scientific notation?

The 20,000-meter run is a long-distance Olympic race. What is the approximate length of this run in feet? Round off your answer to three significant figures. [1 meter is equal 39.37 inches]

Which of the following conversion factors would not be needed in order to convert 75 mi/hr to m/s?

Which of the following is a chemical property of water?

Consider the following image. Which of the following would be appropriate units to use when measuring with this piece of equipment?

Given the calculation: 34.343/14.123 = ?, what is the answer reported to the correct number of significant figures?

An unknown substance has a mass of 56.8 g and a volume of 23.4 mL. What is the density of this unknown substance?

Which of the following describes the compressibility of liquids?

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

Titanium has a density of 4.54 g/cm³. What is the mass of 17.3 cm³ of titanium?