Question 1

The length of the side of a cube having a density of 12.6 g/ml and a mass of 7.65 g is __________ cm.

Accepted Answer

A) 3.20 
B) 0.847 
C) 1.02 
D) 0.584 
E) 1.32 
A) 3.20 
B) 0.847 
C) 1.02 
D) 0.584 
E) 1.32

Question 2

Acceleration due to gravity of a free-falling object is 9.8 m/s2. Express this in millimeters/millisecond2.

Accepted Answer

A) 9.8 × 10-9 
B) 9.8 × 103 
C) 9.8 × 10-6 
D) 9.8 × 106 
E) 9.8 × 10-3 
A) 9.8 × 10-9 
B) 9.8 × 103 
C) 9.8 × 10-6 
D) 9.8 × 106 
E) 9.8 × 10-3

Question 3

Osmium has a density of 22.6 g/cm3. The mass of a block of osmium that measures 1.01 cm × 0.233 cm × 0.648 cm is __________ g.

Accepted Answer

A) 6.75 × 10-3 
B) 3.45 
C) 148 
D) 6.75 × 103 
E) 34.5 
A) 6.75 × 10-3 
B) 3.45 
C) 148 
D) 6.75 × 103 
E) 34.5

Question 4

A combination of sand, salt, and water is an example of a __________.

Accepted Answer

A) homogeneous mixture 
B) heterogeneous mixture 
C) compound 
D) pure substance 
E) solid 
A) homogeneous mixture 
B) heterogeneous mixture 
C) compound 
D) pure substance 
E) solid

Question 5

Solids have a __________ shape and are not appreciably __________.

Accepted Answer

A) definite, compressible 
B) definite, incompressible 
C) indefinite, compressible 
D) indefinite, incompressible 
E) sharp, convertible 
A) definite, compressible 
B) definite, incompressible 
C) indefinite, compressible 
D) indefinite, incompressible 
E) sharp, convertible

Question 6

The density of silver is 10.5 g/cm3. A piece of silver that occupies a volume of 63.1 cm3 would have a mass of __________ g.

Accepted Answer

A) 663 
B) .445 
C) 2.25 
D) 112 
E) 23.6 
A) 663 
B) .445 
C) 2.25 
D) 112 
E) 23.6

Question 7

Of the objects below, __________ is the most dense.

Accepted Answer

A) an object with a volume of 2.5 L and a mass of 12.5 kg 
B) an object with a volume of 139 mL and a mass of 93 g 
C) an object with a volume of 0.00212 m3 and a mass of 4.22 × 104 mg 
D) an object with a volume of 3.91 × 10-24 nm3 and a mass of 7.93 × 10-1 ng 
E) an object with a volume of 13 dm3 and a mass of 1.29 × 103 g 
A) an object with a volume of 2.5 L and a mass of 12.5 kg 
B) an object with a volume of 139 mL and a mass of 93 g 
C) an object with a volume of 0.00212 m3 and a mass of 4.22 × 104 mg 
D) an object with a volume of 3.91 × 10-24 nm3 and a mass of 7.93 × 10-1 ng 
E) an object with a volume of 13 dm3 and a mass of 1.29 × 103 g

Question 8

Which of the following has the same number of significant figures as the number 1.00310?

Accepted Answer

A) 1 × 106 
B) 199.791 
C) 8.66 
D) 5.119 
E) 100 
A) 1 × 106 
B) 199.791 
C) 8.66 
D) 5.119 
E) 100

Question 9

3.2 cm3 = 0.0032 L

Accepted Answer

A) True 
 B)False

Question 10

What is the physical state in which matter has no specific shape but does have a specific volume?

Accepted Answer

A) gas 
B) solid 
C) liquid 
D) salts 
E) ice 
A) gas 
B) solid 
C) liquid 
D) salts 
E) ice

Question 11

A wooden object has a mass of 10.782 g and occupies a volume of 13.72 mL. What is the density of the object determined to an appropriate number of significant figures?

Accepted Answer

A) 8 × 10-1 g/mL 
B) 7.9 × 10-1 g/mL 
C) 7.86 × 10-1 g/mL 
D) 7.859 × 10-1 g/mL 
E) 7.8586 × 10-1 g/mL 
A) 8 × 10-1 g/mL 
B) 7.9 × 10-1 g/mL 
C) 7.86 × 10-1 g/mL 
D) 7.859 × 10-1 g/mL 
E) 7.8586 × 10-1 g/mL

Question 12

__________ is the abbreviation for the prefix mega-.

Accepted Answer

A) k 
B) m 
C) M 
D) n 
E) d 
A) k 
B) m 
C) M 
D) n 
E) d

Question 13

In the following list, only __________ is not an example of a chemical reaction.

Accepted Answer

A) burning a plastic water bottle 
B) the production of hydrogen gas from water 
C) the tarnishing of a copper penny 
D) chopping a log into sawdust 
E) charging a cellular phone 
A) burning a plastic water bottle 
B) the production of hydrogen gas from water 
C) the tarnishing of a copper penny 
D) chopping a log into sawdust 
E) charging a cellular phone

Question 14

In the following list, only __________ is not an example of matter.

Accepted Answer

A) planets 
B) light 
C) dust 
D) elemental phosphorus 
E) table salt 
A) planets 
B) light 
C) dust 
D) elemental phosphorus 
E) table salt

Question 15

A rectangular water tank is 14.5 cm long and 4.63 cm wide. If 368.5 g of water completely fills the tank, the height of the tank is __________ cm. (Assume the density of water is 1.000 g/ml.)

Accepted Answer

A) 6.45 
B) 5.49 
C) 14.0 
D) 3.68 
E) 4.62 
A) 6.45 
B) 5.49 
C) 14.0 
D) 3.68 
E) 4.62

Question 16

The correct answer (reported to the proper number of significant figures)to the following is __________. 12.75 x 1.3621 = _____

Accepted Answer

A) 17.367 
B) 17.40 
C) 17.37 
D) 17.4 
E) 17.0 
A) 17.367 
B) 17.40 
C) 17.37 
D) 17.4 
E) 17.0

Question 17

Which calculation clearly shows a conversion between temperatures in degrees Celsius, t(°C), and temperature in Kelvins, T(K)?

Accepted Answer

A) T(K)= t(°
C) + 273.15 
B) T(K)= 273.15 - t(°
C)  
C) T(K)= [t(°
C) - 32] / 1.8 
D) T(K)= [t(°
C) + 32] × 1.8 
E) T(K)= t(°
C)  
A) T(K)= t(°
C) + 273.15 
B) T(K)= 273.15 - t(°
C)  
C) T(K)= [t(°
C) - 32] / 1.8 
D) T(K)= [t(°
C) + 32] × 1.8 
E) T(K)= t(°
C)

Question 18

1.55 kg/m3 is equivalent to __________ g/L.

Accepted Answer

A) 3.58 x 1012 
B) 1.95 x 103 
C) 6.83 
D) 1.60 x 109 
E) 1.55 
A) 3.58 x 1012 
B) 1.95 x 103 
C) 6.83 
D) 1.60 x 109 
E) 1.55

Question 19

The density of a 167.4 g sample of magnesium having a volume of 96.32 ml is __________ g/cm3.

Accepted Answer

A) 0.5754 
B) 7128 
C) 3.625 
D) 2.663 
E) 1.738 
A) 0.5754 
B) 7128 
C) 3.625 
D) 2.663 
E) 1.738

Question 20

Which one of the following is the highest temperature?

Accepted Answer

A) The boiling point of water 
B) 220 °F 
C) 373 K 
D) 100°C 
E) All of the above are identical temperatures 
A) The boiling point of water 
B) 220 °F 
C) 373 K 
D) 100°C 
E) All of the above are identical temperatures

Exam 1: Introduction: Matter and Measurement

The length of the side of a cube having a density of 12.6 g/ml and a mass of 7.65 g is __________ cm.

Acceleration due to gravity of a free-falling object is 9.8 m/s2. Express this in millimeters/millisecond2.

Osmium has a density of 22.6 g/cm3. The mass of a block of osmium that measures 1.01 cm × 0.233 cm × 0.648 cm is __________ g.

A combination of sand, salt, and water is an example of a __________.

Solids have a __________ shape and are not appreciably __________.

The density of silver is 10.5 g/cm3. A piece of silver that occupies a volume of 63.1 cm3 would have a mass of __________ g.

Of the objects below, __________ is the most dense.

Which of the following has the same number of significant figures as the number 1.00310?

3.2 cm3 = 0.0032 L

What is the physical state in which matter has no specific shape but does have a specific volume?

A wooden object has a mass of 10.782 g and occupies a volume of 13.72 mL. What is the density of the object determined to an appropriate number of significant figures?

__________ is the abbreviation for the prefix mega-.

In the following list, only __________ is not an example of a chemical reaction.

In the following list, only __________ is not an example of matter.

A rectangular water tank is 14.5 cm long and 4.63 cm wide. If 368.5 g of water completely fills the tank, the height of the tank is __________ cm. (Assume the density of water is 1.000 g/ml.)

The correct answer (reported to the proper number of significant figures)to the following is __________. 12.75 x 1.3621 = _____

Which calculation clearly shows a conversion between temperatures in degrees Celsius, t(°C), and temperature in Kelvins, T(K)?

1.55 kg/m3 is equivalent to __________ g/L.

The density of a 167.4 g sample of magnesium having a volume of 96.32 ml is __________ g/cm3.

Which one of the following is the highest temperature?

Atoms, Molecules, and Ions

Stoichiometry: Calculations With Chemical Formulas and Equations

Aqueous Reactions and Solution Stoichiometry

Thermochemistry

Electronic Structure of Atoms

Periodic Properties of the Elements

Basic Concepts of Chemical Bonding

Molecular Geometry and Bonding Theories

Gases

Liquids and Intermolecular Forces

Solids and Modern Materials

Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acid-Base Equilibria

Additional Aspects of Aqueous Equilibria

Chemistry of the Environment

Chemical Thermodynamics

Electrochemistry

Nuclear Chemistry

Chemistry of the Nonmetals

Transition Metals and Coordination Chemistry

The Chemistry of Life: Organic and Biological Chemistry

Filters

Acceleration due to gravity of a free-falling object is 9.8 m/s². Express this in millimeters/millisecond².

Osmium has a density of 22.6 g/cm³. The mass of a block of osmium that measures 1.01 cm × 0.233 cm × 0.648 cm is __________ g.

Solids have a shape and are not appreciably .

The density of silver is 10.5 g/cm³. A piece of silver that occupies a volume of 63.1 cm³ would have a mass of __________ g.

3.2 cm³ = 0.0032 L

The correct answer (reported to the proper number of significant figures)to the following is ______. 12.75 x 1.3621 = _

1.55 kg/m³ is equivalent to __________ g/L.

The density of a 167.4 g sample of magnesium having a volume of 96.32 ml is __________ g/cm³.