Question 1

Which of the following does NOT involve chemistry?

Accepted Answer

A)  creating materials for computers 
B)  glycolysis 
C)  burning of a forest 
D)  All of the above involve chemistry. 
A)  creating materials for computers 
B)  glycolysis 
C)  burning of a forest 
D)  All of the above involve chemistry.

Question 2

The SI unit for temperature is the

Accepted Answer

A)  Calorie. 
B)  Celsius. 
C)  Fahrenheit. 
D)  Kelvin. 
A)  Calorie. 
B)  Celsius. 
C)  Fahrenheit. 
D)  Kelvin.

Question 3

The gravity on Mars is one-third that on Earth. What would be the weight of an object on Earth if it has a weight of 60 kg on Mars?

Accepted Answer

A)  10 kg 
B)  20 kg 
C)  60 kg 
D)  180 kg 
A)  10 kg 
B)  20 kg 
C)  60 kg 
D)  180 kg

Question 4

The prefix centi means ________.

Accepted Answer

A)  1/1,000 
B)  1/100 
C)  1/10 
D)  100 
A)  1/1,000 
B)  1/100 
C)  1/10 
D)  100

Question 5

The ancient Greek philosophers were probably the first to consider the behavior of matter in an organized way. What is the major distinction between the "Greek philosophers" and "modern scientists"?

Accepted Answer

A)  observation 
B)  hypotheses 
C)  experimentation 
D)  logic 
A)  observation 
B)  hypotheses 
C)  experimentation 
D)  logic

Question 6

On Mars gravity is one-third that on Earth. What would be the weight on Mars of a person who has a weight of 150 pounds (lb) on Earth?

Accepted Answer

A)  50 lb 
B)  150 lb 
C)  450 lb 
D)  300 lb 
A)  50 lb 
B)  150 lb 
C)  450 lb 
D)  300 lb

Question 7

A train robber in a western movie steals two gold ingots, each of which has a volume of 1000. cm3. The density of gold is 19.3 g/cm3. What is the mass of the two ingots?

Accepted Answer

A)  38.6 g 
B)  19,300 g 
C)  38,600 g 
D)  104 g 
A)  38.6 g 
B)  19,300 g 
C)  38,600 g 
D)  104 g

Question 8

The woman who shared the 1988 Nobel prize in physiology and medicine and who in 1991 became the first woman inducted into the National Inventors Hall of Fame was

Accepted Answer

A)  Madame Curie. 
B)  Rachel Carson. 
C)  Gertrude Elion. 
D)  Amelia Earhart. 
A)  Madame Curie. 
B)  Rachel Carson. 
C)  Gertrude Elion. 
D)  Amelia Earhart.

Question 9

The results of an experiment are easiest to interpret when the experiment has ________ variable(s).

Accepted Answer

A)  1 
B)  2 
C)  4 
D)  10 
A)  1 
B)  2 
C)  4 
D)  10

Question 10

The production of hydrogen gas by the electrolysis of water is a(n) ________ process.

Accepted Answer

The answer of The production of hydrogen gas by the...

Question 11

Green chemistry uses materials and methods that are designed to prevent or reduce pollution.

Accepted Answer

A) True 
 B)False

Question 12

Use the automobile and automobile travel to explain risk-benefit analysis.

Accepted Answer

Risk-benefit analysis is a decision-maki

Question 13

The prefix mega means ________.

Accepted Answer

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

Question 14

Green chemists reduce the risks associated with the manufacture of a product by doing all of the following EXCEPT

Accepted Answer

A)  using materials that are less toxic. 
B)  requiring workers to use protective equipment. 
C)  using smaller amounts of materials. 
D)  considering the biodegradability of chemicals used to make the product. 
A)  using materials that are less toxic. 
B)  requiring workers to use protective equipment. 
C)  using smaller amounts of materials. 
D)  considering the biodegradability of chemicals used to make the product.

Question 15

One method of rating complexity in scientific disciplines is with respect to the number of variables that are involved in experiments. Using this method, which of the following disciplines is the most complex?

Accepted Answer

A)  anatomy 
B)  chemistry 
C)  mathematics 
D)  psychology 
A)  anatomy 
B)  chemistry 
C)  mathematics 
D)  psychology

Question 16

Which of these is a chemical change?

Accepted Answer

A)  The hair stylist cuts your hair. 
B)  Bleaching powder dissolves in water. 
C)  Silkworms convert mulberry leaves into silk. 
D)  Wool is spun into yarn. 
A)  The hair stylist cuts your hair. 
B)  Bleaching powder dissolves in water. 
C)  Silkworms convert mulberry leaves into silk. 
D)  Wool is spun into yarn.

Question 17

Rachel Carson was an early proponent of

Accepted Answer

A)  environmental awareness. 
B)  conservation. 
C)  pesticides to improve crops. 
D)  using insects to improve pollination. 
A)  environmental awareness. 
B)  conservation. 
C)  pesticides to improve crops. 
D)  using insects to improve pollination.

Question 18

Which of the following is equal to 1 mL?

Accepted Answer

A)  1 cm3 
B)  1000 cm3 
C)  1 dm3 
D)  0.01 L 
A)  1 cm3 
B)  1000 cm3 
C)  1 dm3 
D)  0.01 L

Question 19

________ chemistry is designed to meet the needs of the present generation without compromising the needs of future generations.

Accepted Answer

A)  Experimental 
B)  Green 
C)  Organic 
D)  Sustainable 
A)  Experimental 
B)  Green 
C)  Organic 
D)  Sustainable

Question 20

Explain the impact of the U.S. chemical industry on trade with other nations.

Accepted Answer

The U.S. chemical industry has a signifi

Exam 1: Chemistry

Which of the following does NOT involve chemistry?

The SI unit for temperature is the

The gravity on Mars is one-third that on Earth. What would be the weight of an object on Earth if it has a weight of 60 kg on Mars?

The prefix centi means ________.

The ancient Greek philosophers were probably the first to consider the behavior of matter in an organized way. What is the major distinction between the "Greek philosophers" and "modern scientists"?

On Mars gravity is one-third that on Earth. What would be the weight on Mars of a person who has a weight of 150 pounds (lb) on Earth?

A train robber in a western movie steals two gold ingots, each of which has a volume of 1000. cm3. The density of gold is 19.3 g/cm3. What is the mass of the two ingots?

The woman who shared the 1988 Nobel prize in physiology and medicine and who in 1991 became the first woman inducted into the National Inventors Hall of Fame was

The results of an experiment are easiest to interpret when the experiment has ________ variable(s).

The production of hydrogen gas by the electrolysis of water is a(n) ________ process.

Green chemistry uses materials and methods that are designed to prevent or reduce pollution.

Use the automobile and automobile travel to explain risk-benefit analysis.

The prefix mega means ________.

Green chemists reduce the risks associated with the manufacture of a product by doing all of the following EXCEPT

One method of rating complexity in scientific disciplines is with respect to the number of variables that are involved in experiments. Using this method, which of the following disciplines is the most complex?

Which of these is a chemical change?

Rachel Carson was an early proponent of

Which of the following is equal to 1 mL?

________ chemistry is designed to meet the needs of the present generation without compromising the needs of future generations.

Explain the impact of the U.S. chemical industry on trade with other nations.

Atoms

Atomic Structure

Chemical Bonds

Chemical Accounting

Gases, Liquids, Solids, and Intermolecular Forces

Acids and Bases

Oxidation and Reduction

Organic Chemistry

Polymers

Nuclear Chemistry

Chemistry of the Earth

Air

Water

Energy

Biochemistry

Food

Drugs

Fitness and Health

Chemistry Down on the Farm

Household Chemicals

Poisons

Filters

A train robber in a western movie steals two gold ingots, each of which has a volume of 1000. cm³. The density of gold is 19.3 g/cm³. What is the mass of the two ingots?