Question 1

An abrasive used in toothpaste is ________.

Accepted Answer

The answer of An abrasive used in toothpaste is ________....

Question 2

One way to enhance your learning in chemistry is to ________.

Accepted Answer

A) study a little every day 
B) retest every few days 
C) go to office hours 
D) study different ideas at the same time 
E) all the above 
A) study a little every day 
B) retest every few days 
C) go to office hours 
D) study different ideas at the same time 
E) all the above

Question 3

Write 0.000 000 33 in scientific notation.

Accepted Answer

A) 3.3 × 107 
B) 3.3 × 10-7 
C) 3.3 × 10-8 
D) 3.3 × 108 
E) 3.3 
A) 3.3 × 107 
B) 3.3 × 10-7 
C) 3.3 × 10-8 
D) 3.3 × 108 
E) 3.3

Question 4

A procedure that tests a hypothesis is a(an)________.

Accepted Answer

The answer of A procedure that tests a hypothesis is...

Question 5

In this list,which substance can be classified as a chemical?

Accepted Answer

A) salt 
B) sleep 
C) cold 
D) heat 
E) temperature 
A) salt 
B) sleep 
C) cold 
D) heat 
E) temperature

Question 6

12 is what percent of 36?

Accepted Answer

A) 3% 
B) 30% 
C) 33% 
D) 330% 
E) 12% 
A) 3% 
B) 30% 
C) 33% 
D) 330% 
E) 12%

Question 7

For the equation 2x +14 = -2,x equals ________.

Accepted Answer

A) 8 
B) -8 
C) 16 
D) -16 
E) 6 
A) 8 
B) -8 
C) 16 
D) -16 
E) 6

Question 8

In order to enhance your learning in chemistry,you should not ________.

Accepted Answer

A) study a little every day 
B) form a study group 
C) go to office hours 
D) retest every few days 
E) wait until the night before the exam to study 
A) study a little every day 
B) form a study group 
C) go to office hours 
D) retest every few days 
E) wait until the night before the exam to study

Question 9

In the number 12.345,the 1 is in the ________ place.

Accepted Answer

A) tens 
B) ones 
C) tenths 
D) hundredths 
E) thousandths 
A) tens 
B) ones 
C) tenths 
D) hundredths 
E) thousandths

Question 10

The first step in the scientific method is to draw a conclusion.

Accepted Answer

A) True 
 B)False

Question 11

Express each of the following numbers using scientific notation.
-0.000 860

Accepted Answer

The answer of Express each of the following numbers using...

Question 12

Sodium fluorophosphate is a chemical used in toothpaste to ________.

Accepted Answer

A) make the paste white 
B) disinfect the toothbrush 
C) keep the paste from spoiling 
D) remove plaque 
E) strengthen tooth enamel 
A) make the paste white 
B) disinfect the toothbrush 
C) keep the paste from spoiling 
D) remove plaque 
E) strengthen tooth enamel

Question 13

A substance that consists of one type of matter and always has the same composition and properties is called a ________.

Accepted Answer

The answer of A substance that consists of one type...

Question 14

There is more traffic between 8 and 9 in the morning because most people start work at 9.This would be a(n)________.

Accepted Answer

A) observation 
B) hypothesis 
C) experiment 
D) theory 
E) all the above 
A) observation 
B) hypothesis 
C) experiment 
D) theory 
E) all the above

Question 15

2x + 9 = -3,x = 3

Accepted Answer

A) True 
 B)False

Question 16

A product of -6/-2 = ________.

Accepted Answer

The answer of A product of -6/-2 = ________....

Question 17

4300 expressed in scientific notation is 4.3 ×   .

Accepted Answer

A) True 
 B)False

Question 18

For the equation -10 - (-4)= ________.

Accepted Answer

A) 6 
B) -6 
C) 14 
D) -14 
E) 4 
A) 6 
B) -6 
C) 14 
D) -14 
E) 4

Question 19

The measurement 0.000 004 3 m,expressed correctly using scientific notation,is ________.

Accepted Answer

A) 4.3 ×   m 
B) 4.3 ×   m 
C) 4.3 ×   m 
D) 0.43 ×   m 
E) 4.3 m 
A) 4.3 ×   m 
B) 4.3 ×   m 
C) 4.3 ×   m 
D) 0.43 ×   m 
E) 4.3 m

Question 20

For the equation 4x + 2 = 10,x equals ________.

Accepted Answer

A) 8 
B) 12 
C) 3 
D) 2 
E) -2 
A) 8 
B) 12 
C) 3 
D) 2 
E) -2

An abrasive used in toothpaste is ________.

One way to enhance your learning in chemistry is to ________.

Write 0.000 000 33 in scientific notation.

A procedure that tests a hypothesis is a(an)________.

In this list,which substance can be classified as a chemical?

12 is what percent of 36?

For the equation 2x +14 = -2,x equals ________.

In order to enhance your learning in chemistry,you should not ________.

In the number 12.345,the 1 is in the ________ place.

The first step in the scientific method is to draw a conclusion.

Express each of the following numbers using scientific notation. -0.000 860

Sodium fluorophosphate is a chemical used in toothpaste to ________.

A substance that consists of one type of matter and always has the same composition and properties is called a ________.

There is more traffic between 8 and 9 in the morning because most people start work at 9.This would be a(n)________.

2x + 9 = -3,x = 3

A product of -6/-2 = ________.

4300 expressed in scientific notation is 4.3 × .

For the equation -10 - (-4)= ________.

The measurement 0.000 004 3 m,expressed correctly using scientific notation,is ________.

For the equation 4x + 2 = 10,x equals ________.

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, thiols, ethers, aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, esters, amines, and Amides

Lipids

Amino Acids, proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

Filters

Exam 1: Chemistry in Our Lives

An abrasive used in toothpaste is ________.

One way to enhance your learning in chemistry is to ________.

Write 0.000 000 33 in scientific notation.

A procedure that tests a hypothesis is a(an)________.

In this list,which substance can be classified as a chemical?

12 is what percent of 36?

For the equation 2x +14 = -2,x equals ________.

In order to enhance your learning in chemistry,you should not ________.

In the number 12.345,the 1 is in the ________ place.

The first step in the scientific method is to draw a conclusion.

Express each of the following numbers using scientific notation. -0.000 860

Sodium fluorophosphate is a chemical used in toothpaste to ________.

A substance that consists of one type of matter and always has the same composition and properties is called a ________.

There is more traffic between 8 and 9 in the morning because most people start work at 9.This would be a(n)________.

2x + 9 = -3,x = 3

A product of -6/-2 = ________.

4300 expressed in scientific notation is 4.3 × .

For the equation -10 - (-4)= ________.

The measurement 0.000 004 3 m,expressed correctly using scientific notation,is ________.

For the equation 4x + 2 = 10,x equals ________.

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, thiols, ethers, aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, esters, amines, and Amides

Lipids

Amino Acids, proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

Filters