Question 1

In the "Grave Evidence" case, who was serving as an informant against the Gotti family?

Accepted Answer

A) Gianni Gotti 
B) "Tommy Karate" Pitera 
C) "Willie Boy" Johnson 
D) "Willie Boy" Gotti 
A) Gianni Gotti 
B) "Tommy Karate" Pitera 
C) "Willie Boy" Johnson 
D) "Willie Boy" Gotti

Question 2

How many meters are in 830 mm?

Accepted Answer

A) 0.083 m 
B) 0.830 m 
C) 8.30 m 
D) 83.0 m 
A) 0.083 m 
B) 0.830 m 
C) 8.30 m 
D) 83.0 m

Question 3

Good accuracy and good precision in three measurements means that all three have what in common?

Accepted Answer

A) Values close to each other and close to the true value 
B) Values close to each other 
C) Values close to the true value 
D) Values close to the true value, but not necessarily close to each other 
A) Values close to each other and close to the true value 
B) Values close to each other 
C) Values close to the true value 
D) Values close to the true value, but not necessarily close to each other

Question 4

How many significant figures are in the number 1.0043?

Accepted Answer

A) 5 
B) 3 
C) 2 
D) 1 
A) 5 
B) 3 
C) 2 
D) 1

Question 5

Which of the following represent three measurements that are the most precise?

Accepted Answer

A) 1.35, 1.20, and 1.28 
B) 1.02, 0.82, and 1.87 
C) 1.11, 1.93, and 1.90 
D) 1.20, 1.22, and 1.19 
A) 1.35, 1.20, and 1.28 
B) 1.02, 0.82, and 1.87 
C) 1.11, 1.93, and 1.90 
D) 1.20, 1.22, and 1.19

Question 6

How many significant figures are there in the number 1027?

Accepted Answer

A) 4 
B) 3 
C) 2 
D) 1 
A) 4 
B) 3 
C) 2 
D) 1

Question 7

Which is the best definition of accuracy?

Accepted Answer

A) How close theoretical results are to a true or real value 
B) How close experimental results are to a theoretical or real value 
C) How close experimental results are to a true or real value 
D) How often results can be obtained in repeated measurements 
A) How close theoretical results are to a true or real value 
B) How close experimental results are to a theoretical or real value 
C) How close experimental results are to a true or real value 
D) How often results can be obtained in repeated measurements

Question 8

The number 8.03 contains how many significant figures?

Accepted Answer

A) 3 
B) 2 
C) 1 
D) 4 
A) 3 
B) 2 
C) 1 
D) 4

Question 9

To change a measurement from milliliters to centimeters, what kind of conversion is required?

Accepted Answer

A decimal

Question 10

If a true value for the mass of a sample is 1300 g, which of the following is the most accurate?

Accepted Answer

A) 1200 g 
B) 1295 g 
C) 1350 g 
D) 1310 g 
A) 1200 g 
B) 1295 g 
C) 1350 g 
D) 1310 g

Question 11

There are 10,000 meters in a kilometer.

Accepted Answer

A) True 
 B)False

Question 12

If a glass fragment has a mass of 12.78 g and a volume of 3.29 mL, what is its density?

Accepted Answer

A) 9.49 g/mL 
B) 0.257 g/mL 
C) 6.39 g/mL 
D) 3.88 g/mL 
A) 9.49 g/mL 
B) 0.257 g/mL 
C) 6.39 g/mL 
D) 3.88 g/mL

Question 13

How many significant figures should the answer to this question have?
14 + 3.078 = ____

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 5 
A) 2 
B) 3 
C) 4 
D) 5

Question 14

When metal rusts, what sort of change has occurred?

Accepted Answer

The answer of When metal rusts, what sort of change...

Question 15

A sample with a density of 6.01 g/mL and a volume of 1.97 mL has what mass?

Accepted Answer

A) 0.328 g 
B) 3.05 g 
C) 11.8 g 
D) 4.04 g 
A) 0.328 g 
B) 3.05 g 
C) 11.8 g 
D) 4.04 g

Question 16

How dense is a material with a volume of 13.0 mL and a mass of 14.2 g?

Accepted Answer

A) 1.09 g/mL 
B) 1.20 g/mL 
C) 0.92 g/mL 
D) 27.2 g/mL 
A) 1.09 g/mL 
B) 1.20 g/mL 
C) 0.92 g/mL 
D) 27.2 g/mL

Question 17

Liquids are not always less dense than solids.

Accepted Answer

A) True 
 B)False

Question 18

What is the volume of a material with a density of 6.02 g/mL and a mass of 7.89 g?

Accepted Answer

A) 1.87 mL 
B) 0.763 mL 
C) 1.31 mL 
D) 13.9 mL 
A) 1.87 mL 
B) 0.763 mL 
C) 1.31 mL 
D) 13.9 mL

Question 19

What is the mass of a metal with a density of 10.98 g/mL and a volume of 0.900 mL?

Accepted Answer

A) 9.88 g 
B) 10.08 g 
C) 0.082 g 
D) 11.88 g 
A) 9.88 g 
B) 10.08 g 
C) 0.082 g 
D) 11.88 g

Question 20

What is the mass of a material with a density of 2.22 g/mL and a volume of 5.11 mL?

Accepted Answer

A) 2.30 g 
B) 11.3 g 
C) 0.434 g 
D) 2.89 g 
A) 2.30 g 
B) 11.3 g 
C) 0.434 g 
D) 2.89 g

In the "Grave Evidence" case, who was serving as an informant against the Gotti family?

How many meters are in 830 mm?

Good accuracy and good precision in three measurements means that all three have what in common?

How many significant figures are in the number 1.0043?

Which of the following represent three measurements that are the most precise?

How many significant figures are there in the number 1027?

Which is the best definition of accuracy?

The number 8.03 contains how many significant figures?

To change a measurement from milliliters to centimeters, what kind of conversion is required?

If a true value for the mass of a sample is 1300 g, which of the following is the most accurate?

There are 10,000 meters in a kilometer.

If a glass fragment has a mass of 12.78 g and a volume of 3.29 mL, what is its density?

How many significant figures should the answer to this question have? 14 + 3.078 = ____

When metal rusts, what sort of change has occurred?

A sample with a density of 6.01 g/mL and a volume of 1.97 mL has what mass?

How dense is a material with a volume of 13.0 mL and a mass of 14.2 g?

Liquids are not always less dense than solids.

What is the volume of a material with a density of 6.02 g/mL and a mass of 7.89 g?

What is the mass of a metal with a density of 10.98 g/mL and a volume of 0.900 mL?

What is the mass of a material with a density of 2.22 g/mL and a volume of 5.11 mL?

Understanding Our World With Chemistry

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Chemistry of Bonding: Structure and Function of Drug Molecules

Aqueous Solutions: Part I

Aqueous Solutions: Part II

Organic Chemistry and Polymers

Chemistry of Fire and Heat

Chemistry of Explosions

Applications of Chemical Kinetics

Nuclear Chemistry: Energy, Medicine, Weapons, and Terrorism

Chemical Equilibrium

Introduction to Biochemistry

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Exam 2: Matter: Properties, Changes and Measurements

In the "Grave Evidence" case, who was serving as an informant against the Gotti family?

How many meters are in 830 mm?

Good accuracy and good precision in three measurements means that all three have what in common?

How many significant figures are in the number 1.0043?

Which of the following represent three measurements that are the most precise?

How many significant figures are there in the number 1027?

Which is the best definition of accuracy?

The number 8.03 contains how many significant figures?

To change a measurement from milliliters to centimeters, what kind of conversion is required?

If a true value for the mass of a sample is 1300 g, which of the following is the most accurate?

There are 10,000 meters in a kilometer.

If a glass fragment has a mass of 12.78 g and a volume of 3.29 mL, what is its density?

How many significant figures should the answer to this question have? 14 + 3.078 = ____

When metal rusts, what sort of change has occurred?

A sample with a density of 6.01 g/mL and a volume of 1.97 mL has what mass?

How dense is a material with a volume of 13.0 mL and a mass of 14.2 g?

Liquids are not always less dense than solids.

What is the volume of a material with a density of 6.02 g/mL and a mass of 7.89 g?

What is the mass of a metal with a density of 10.98 g/mL and a volume of 0.900 mL?

What is the mass of a material with a density of 2.22 g/mL and a volume of 5.11 mL?

Understanding Our World With Chemistry

Understanding Atoms

Bonding and Reactions

Chemistry of Bonding: Structure and Function of Drug Molecules

Aqueous Solutions: Part I

Aqueous Solutions: Part II

Organic Chemistry and Polymers

Chemistry of Fire and Heat

Chemistry of Explosions

Applications of Chemical Kinetics

Nuclear Chemistry: Energy, Medicine, Weapons, and Terrorism

Chemical Equilibrium

Introduction to Biochemistry

Filters