Question 1

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 2

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 3

Consider the following piece of equipment found in a chemistry laboratory.   This equipment could be used to measure:

Accepted Answer

A)  mass. 
B)  volume. 
C)  length. 
D)  temperature. 
A)  mass. 
B)  volume. 
C)  length. 
D)  temperature.

Question 4

The length of an American football field is 100. yards. Which of the following most nearly approximates the length of this field in meters? [1 meter is slightly longer than 39 inches]

Accepted Answer

A)  9.14 m 
B)  10.9 m 
C)  91.4 m 
D)  109 m 
A)  9.14 m 
B)  10.9 m 
C)  91.4 m 
D)  109 m

Question 5

If you went into a cheese shop in Edam, Holland and wanted to buy approximately 1 pound of Edam cheese which of the following would you ask for?

Accepted Answer

A)  0.25 kg 
B)  0.5 kg 
C)  2 kg 
D)  4 kg 
A)  0.25 kg 
B)  0.5 kg 
C)  2 kg 
D)  4 kg

Question 6

At the 2008 Olympics the Ethiopian runner Kenisa Bekele won the 1.00 × 104 meter run in 27 minutes, 1.17 seconds. What is this speed in miles per hour? [1 mile = 1.609 km]

Accepted Answer

A)  1.38 mph 
B)  2.30 mph 
C)  12.3 mph 
D)  13.8 mph 
A)  1.38 mph 
B)  2.30 mph 
C)  12.3 mph 
D)  13.8 mph

Question 7

Which of the following is true of the relationship between density expressed in g/mL and specific gravity?

Accepted Answer

A)  They have different numerical values and different units. 
B)  They have the same numerical value and the same units. 
C)  They have the same numerical value but specific gravity is dimensionless. 
D)  They have the same units but different numerical values. 
A)  They have different numerical values and different units. 
B)  They have the same numerical value and the same units. 
C)  They have the same numerical value but specific gravity is dimensionless. 
D)  They have the same units but different numerical values.

Question 8

Consider the separatory funnel shown below that contains two liquids.   Water is placed in the funnel along with one of the following liquids. The funnel is then opened and the bottom layer is drained into a beaker. For which combination would the water end up in the beaker? Density values are given in parentheses.

Accepted Answer

A)  diethyl ether (0.713 g/mL) 
B)  mineral oil (0.845 g/ml) 
C)  dichloromethane (1.33 g/mL) 
D)  both a and b 
A)  diethyl ether (0.713 g/mL) 
B)  mineral oil (0.845 g/ml) 
C)  dichloromethane (1.33 g/mL) 
D)  both a and b

Question 9

How many liters (L) are there in 1 microliter (μL)?

Accepted Answer

A)  1 × 10-12 
B)  1 × 10-6 
C)  1 × 106 
D)  1 × 101 
A)  1 × 10-12 
B)  1 × 10-6 
C)  1 × 106 
D)  1 × 101

Question 10

Which state of matter is highly compressible?

Accepted Answer

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

Question 11

How many micrograms (μg) are there in 1 milligram (μg)?

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 12

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

Question 13

How many microliters (μL) are there in 1 liter (L)?

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 14

The 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)  10μL 
B)  10 mL 
C)  100 mL 
D)  1000 mL 
A)  10μL 
B)  10 mL 
C)  100 mL 
D)  1000 mL

Question 15

Which of the following would be the correct conversion factor to convert 25.0 mL to L?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 16

An intern made an error and gave a patient a dose of 500 μg rather than 500 mg of a drug. Which of the following is true?

Accepted Answer

A)  The patient received an overdose by a factor of 1000. 
B)  The patient received an overdose by a factor of 100. 
C)  The patient received an underdose by a factor of 1000. 
D)  The patient received an underdose by a factor of 100. 
A)  The patient received an overdose by a factor of 1000. 
B)  The patient received an overdose by a factor of 100. 
C)  The patient received an underdose by a factor of 1000. 
D)  The patient received an underdose by a factor of 100.

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

It required 88.2 calories to heat 14.3 g of an unknown substance from 24°C to 175°C. What is the specific heat of the unknown?

Accepted Answer

A)  0.245 cal /g·°C 
B)  0.317 cal /g·°C 
C)  0.0408 cal /g·°C 
D)  none of these 
A)  0.245 cal /g·°C 
B)  0.317 cal /g·°C 
C)  0.0408 cal /g·°C 
D)  none of these

Question 19

Sometimes the same word can have different meanings. In the United States the word billion means "a thousand million" but in Britain the word billion means "a million million." Which of the following corresponds to the "British Billion"?

Accepted Answer

A)  1 × 10 -9 
B)  1 × 10 -6 
C)  1 × 109 
D)  1 × 1012 
A)  1 × 10 -9 
B)  1 × 10 -6 
C)  1 × 109 
D)  1 × 1012

Question 20

The lowest temperature ever recorded on earth was -128.6°F. What is this temperature on the Celsius temperature scale?

Accepted Answer

A)  -57.3°C 
B)  -89.2°C 
C)  -173.8°C 
D)  -289.1°C 
A)  -57.3°C 
B)  -89.2°C 
C)  -173.8°C 
D)  -289.1°C

Exam 1: Matter, Energy, and Measurement

Which state of matter is essentially incompressible?

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

Consider the following piece of equipment found in a chemistry laboratory. This equipment could be used to measure:

The length of an American football field is 100. yards. Which of the following most nearly approximates the length of this field in meters? [1 meter is slightly longer than 39 inches]

If you went into a cheese shop in Edam, Holland and wanted to buy approximately 1 pound of Edam cheese which of the following would you ask for?

At the 2008 Olympics the Ethiopian runner Kenisa Bekele won the 1.00 × 104 meter run in 27 minutes, 1.17 seconds. What is this speed in miles per hour? [1 mile = 1.609 km]

Which of the following is true of the relationship between density expressed in g/mL and specific gravity?

How many liters (L) are there in 1 microliter (μL)?

Which state of matter is highly compressible?

How many micrograms (μg) are there in 1 milligram (μg)?

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

How many microliters (μL) are there in 1 liter (L)?

The 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 would be the correct conversion factor to convert 25.0 mL to L?

An intern made an error and gave a patient a dose of 500 μg rather than 500 mg of a drug. Which of the following is true?

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

It required 88.2 calories to heat 14.3 g of an unknown substance from 24°C to 175°C. What is the specific heat of the unknown?

Sometimes the same word can have different meanings. In the United States the word billion means "a thousand million" but in Britain the word billion means "a million million." Which of the following corresponds to the "British Billion"?

The lowest temperature ever recorded on earth was -128.6°F. What is this temperature on the Celsius temperature scale?

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

At the 2008 Olympics the Ethiopian runner Kenisa Bekele won the 1.00 × 10⁴ meter run in 27 minutes, 1.17 seconds. What is this speed in miles per hour? [1 mile = 1.609 km]