Question 1

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 2

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 3

A brief statement summarizing many observations of a physical phenomenon is called a

Accepted Answer

A) scientific theory. 
B) hypothesis. 
C) fact. 
D) scientific law. 
A) scientific theory. 
B) hypothesis. 
C) fact. 
D) scientific law.

Question 4

Which of the following represents a compound?

Accepted Answer

A) Co 
B) Mn 
C) CO₂ 
D) Na 
A) Co 
B) Mn 
C) CO₂ 
D) Na

Question 5

Science is tentative,explanatory,and

Accepted Answer

A) absolute. 
B) testable. 
C) unpredictable. 
D) mystical. 
A) absolute. 
B) testable. 
C) unpredictable. 
D) mystical.

Question 6

Joe conducts an experiment to test the effectiveness of a new drug for cancer.Which of the following variables would be easiest to control?

Accepted Answer

A) amount of drug administered 
B) patient's diet 
C) exposure to air pollution 
D) exposure to other people 
A) amount of drug administered 
B) patient's diet 
C) exposure to air pollution 
D) exposure to other people

Question 7

What is the chemical symbol for sodium?

Accepted Answer

A) Na 
B) K 
C) S 
D) Sm 
A) Na 
B) K 
C) S 
D) Sm

Question 8

A mixture of sand and salt is a(n)

Accepted Answer

A) element. 
B) heterogeneous mixture. 
C) homogeneous mixture. 
D) molecule. 
A) element. 
B) heterogeneous mixture. 
C) homogeneous mixture. 
D) molecule.

Question 9

Which of the following could NOT be the temperature of a solid?

Accepted Answer

A) 2°C 
B) 2 K 
C) -2°C 
D) -2 K 
A) 2°C 
B) 2 K 
C) -2°C 
D) -2 K

Question 10

The symbol for the prefix mega is ________.

Accepted Answer

A) M 
B) m 
C) mm 
D) μ 
A) M 
B) m 
C) mm 
D) μ

Question 11

The prefix milli means ________.

Accepted Answer

A) 0.000001 
B) 0.001 
C) 0.1 
D) 1000 
A) 0.000001 
B) 0.001 
C) 0.1 
D) 1000

Question 12

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 13

Drugs and vaccinations relieve ________ and ________.

Accepted Answer

The answer of Drugs and vaccinations relieve ________ and ________....

Question 14

The freezing point of water on the Kelvin temperature scale is

Accepted Answer

A) 0 K. 
B) 100 K. 
C) 273 K. 
D) 373 K. 
A) 0 K. 
B) 100 K. 
C) 273 K. 
D) 373 K.

Question 15

The acronym FLaReS helps to remember four rules: Falsifiability,logic,replicability and ________.

Accepted Answer

The answer of The acronym FLaReS helps to remember four...

Question 16

A gas is characterized by a(n)

Accepted Answer

A) definite shape and definite volume. 
B) definite shape and indefinite volume. 
C) indefinite shape and definite volume. 
D) indefinite shape and indefinite volume. 
A) definite shape and definite volume. 
B) definite shape and indefinite volume. 
C) indefinite shape and definite volume. 
D) indefinite shape and indefinite volume.

Question 17

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 18

On Mars,gravity is one-third that on Earth.What would be the weight on Mars of a person who has a weight of 200 pounds (lb)on Earth?

Accepted Answer

A) 66.7 lb 
B) 133 lb 
C) 200 lb 
D) 600 lb 
A) 66.7 lb 
B) 133 lb 
C) 200 lb 
D) 600 lb

Question 19

The gravity on the moon is one-sixth that on Earth.What would be the weight of an object on Earth if it has a weight of 40 kg on the moon?

Accepted Answer

A) 6)7 kg 
B) 13.3 kg 
C) 40 kg 
D) 240 kg 
A) 6)7 kg 
B) 13.3 kg 
C) 40 kg 
D) 240 kg

Question 20

"Better Living Through Chemistry" was a slogan used

Accepted Answer

A) by morphine users. 
B) by Cheech and Chong on their television series. 
C) in the television show Breaking Bad each time that a batch of meth was produced. 
D) at Dupont in the 1970s. 
A) by morphine users. 
B) by Cheech and Chong on their television series. 
C) in the television show Breaking Bad each time that a batch of meth was produced. 
D) at Dupont in the 1970s.

Exam 1: Chemistry

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

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?

A brief statement summarizing many observations of a physical phenomenon is called a

Which of the following represents a compound?

Science is tentative,explanatory,and

Joe conducts an experiment to test the effectiveness of a new drug for cancer.Which of the following variables would be easiest to control?

What is the chemical symbol for sodium?

A mixture of sand and salt is a(n)

Which of the following could NOT be the temperature of a solid?

The symbol for the prefix mega is ________.

The prefix milli means ________.

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

Drugs and vaccinations relieve ________ and ________.

The freezing point of water on the Kelvin temperature scale is

The acronym FLaReS helps to remember four rules: Falsifiability,logic,replicability and ________.

A gas is characterized by a(n)

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?

On Mars,gravity is one-third that on Earth.What would be the weight on Mars of a person who has a weight of 200 pounds (lb)on Earth?

The gravity on the moon is one-sixth that on Earth.What would be the weight of an object on Earth if it has a weight of 40 kg on the moon?

"Better Living Through Chemistry" was a slogan used

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

Drugs and vaccinations relieve and .