Question 1

Express the result of the following calculation in scientific notation: 0.0573 cm2 ÷ 81.8 cm

Accepted Answer

A)  7 × 105 cm 
B)  7 × 104 cm 
C)  7 × 10-3 cm 
D)  7 × 10-4 cm 
E)  1 × 103 cm 
A)  7 × 105 cm 
B)  7 × 104 cm 
C)  7 × 10-3 cm 
D)  7 × 10-4 cm 
E)  1 × 103 cm

Question 2

What is the volume of a cube that has an edge length of 0.011 m?

Accepted Answer

A)  1.3 × 10-3 m3 
B)  1.3 × 10-3 km3 
C)  1.3 × 10-3 cm3 
D)  1.3 × 10-3 mm3 
E)  1.3 cm3 
A)  1.3 × 10-3 m3 
B)  1.3 × 10-3 km3 
C)  1.3 × 10-3 cm3 
D)  1.3 × 10-3 mm3 
E)  1.3 cm3

Question 3

If a gallon (3.78 L) of latex paint can cover 365 ft2 of the surface of a wall, what is the average thickness of one coat of paint (in millimeters)? (12 in = 1 ft, 2.54 cm = 1 in)

Accepted Answer

A)  1.11 × 10-1 mm 
B)  2.83 × 10-1 mm 
C)  4.64 × 10-1 mm 
D)  4.89 × 10-1 mm 
E)  3.40 mm 
A)  1.11 × 10-1 mm 
B)  2.83 × 10-1 mm 
C)  4.64 × 10-1 mm 
D)  4.89 × 10-1 mm 
E)  3.40 mm

Question 4

A graph of a certain set of data is shown to be linear with a trendline of y = 32.0x + 8. What is the sign and slope of the trendline obtained from this data?

Accepted Answer

A)  positive, 32.0 
B)  negative, 32.0 
C)  positive, 8 
D)  negative, 8 
E)  positive, 40.0 
A)  positive, 32.0 
B)  negative, 32.0 
C)  positive, 8 
D)  negative, 8 
E)  positive, 40.0

Question 5

The melting point of a certain solid is -27°C. This corresponds to

Accepted Answer

A)  9°F. 
B)  -33°F. 
C)  -17°F. 
D)  -106°F. 
E)  17°F. 
A)  9°F. 
B)  -33°F. 
C)  -17°F. 
D)  -106°F. 
E)  17°F.

Question 6

Which of the following is the smallest mass?

Accepted Answer

A)  1.5 × 108 pg 
B)  1.5 × 106 ng 
C)  1.5 × 103 μg 
D)  1.5 × 10-1 mg 
E)  1.5 × 10-5 g 
A)  1.5 × 108 pg 
B)  1.5 × 106 ng 
C)  1.5 × 103 μg 
D)  1.5 × 10-1 mg 
E)  1.5 × 10-5 g

Question 7

How many nutritional calories are equivalent to 1150 kJ?

Accepted Answer

A)  0.10 Cal 
B)  1.15 Cal 
C)  275 Cal 
D)  4.8 × 103 Cal 
E)  3.6 × 10-3 Cal 
A)  0.10 Cal 
B)  1.15 Cal 
C)  275 Cal 
D)  4.8 × 103 Cal 
E)  3.6 × 10-3 Cal

Question 8

How many 500-mg aspirin tablets can be made from 50.0 kg of aspirin?

Accepted Answer

A)  10,000,000 
B)  1,000,000 
C)  1000 
D)  10,000 
E)  100,000 
A)  10,000,000 
B)  1,000,000 
C)  1000 
D)  10,000 
E)  100,000

Question 9

Calculate the mass of silver that occupies the same volume as 22.1 g of cobalt. The density of cobalt is 8.90 g/cm3 and the density of silver is 10.50 g/cm3.

Accepted Answer

A)  4.23 g 
B)  26.1 g 
C)  2 × 103 g 
D)  0.0534 g 
E)  0.236 g 
A)  4.23 g 
B)  26.1 g 
C)  2 × 103 g 
D)  0.0534 g 
E)  0.236 g

Question 10

In the area of nanotechnology, particles defined as nanoparticles range in size from 1 nm to 2500 nm. One nm is equivalent to 1 × 10-9 m. If the size of the particles that make up a particular material is 5.34 × 10-8 cm, what is this size in nanometers?

Accepted Answer

A)  53,400 nm 
B)  5.34 nm 
C)  0.534 nm 
D)  5340 nm 
E)  534 nm 
A)  53,400 nm 
B)  5.34 nm 
C)  0.534 nm 
D)  5340 nm 
E)  534 nm

Question 11

What volume of a pure liquid (density 0.720 g/mL) has a mass of 0.420 kg?

Accepted Answer

A)  5.83 × 102 mL 
B)  1.71 × 10-3 mL 
C)  3.02 × 10-1 mL 
D)  1.710 × 105 mL 
E)  5.83 × 10-1 mL 
A)  5.83 × 102 mL 
B)  1.71 × 10-3 mL 
C)  3.02 × 10-1 mL 
D)  1.710 × 105 mL 
E)  5.83 × 10-1 mL

Question 12

​Express the number 0.000160 in scientific notation.

Accepted Answer

A)  ​0.16 × 10-3 
B)  ​1.6 × 104 
C)  ​1.6 × 102 
D)  ​1.6 ​× 10-4 
E)  160 ​​× 10-6 
A)  ​0.16 × 10-3 
B)  ​1.6 × 104 
C)  ​1.6 × 102 
D)  ​1.6 ​× 10-4 
E)  160 ​​× 10-6

Question 13

The density of a particular solid is 7.62 g/cm3 at 25°C. What is its density in kilograms per cubic meter (kg/m3)?

Accepted Answer

A)  7.62 × 1010 
B)  7.62 × 101 
C)  7.62 × 10-2 
D)  7.62 × 103 
E)  7.62 × 107 
A)  7.62 × 1010 
B)  7.62 × 101 
C)  7.62 × 10-2 
D)  7.62 × 103 
E)  7.62 × 107

Express the result of the following calculation in scientific notation: 0.0573 cm² ÷ 81.8 cm

What is the volume of a cube that has an edge length of 0.011 m?

If a gallon (3.78 L) of latex paint can cover 365 ft² of the surface of a wall, what is the average thickness of one coat of paint (in millimeters)? (12 in = 1 ft, 2.54 cm = 1 in)

A graph of a certain set of data is shown to be linear with a trendline of y = 32.0x + 8. What is the sign and slope of the trendline obtained from this data?

The melting point of a certain solid is -27°C. This corresponds to

Which of the following is the smallest mass?

How many nutritional calories are equivalent to 1150 kJ?

How many 500-mg aspirin tablets can be made from 50.0 kg of aspirin?

Calculate the mass of silver that occupies the same volume as 22.1 g of cobalt. The density of cobalt is 8.90 g/cm³ and the density of silver is 10.50 g/cm³.

In the area of nanotechnology, particles defined as nanoparticles range in size from 1 nm to 2500 nm. One nm is equivalent to 1 × 10^-9 m. If the size of the particles that make up a particular material is 5.34 × 10^-8 cm, what is this size in nanometers?

What volume of a pure liquid (density 0.720 g/mL) has a mass of 0.420 kg?

Express the number 0.000160 in scientific notation.

The density of a particular solid is 7.62 g/cm³ at 25°C. What is its density in kilograms per cubic meter (kg/m³)?

Basic Concepts of Chemistry

Atoms, Molecules, and Ions

Chemical Reactions

Stoichiometry: Quantitative Information About Chemical Reactions

Principles of Chemical Reactivity: Energy and Chemical Reactions

The Structure of Atoms

The Structure of Atoms and Periodic Trends

Bonding and Molecular Structure

Bonding and Molecular Structure Orbital Hybridization and Molecular Orbitals

Gases and Their Properties

Intermolecular Forces and Liquids

The Solid State

Solutions and Their Behavior

Chemical Kinetics: the Rates of Chemical Reactions

Principles of Chemical Reactivity: Equilibria

Principles of Chemical Reactivity: the Chemistry of Acids and Bases

Principles of Chemical Reactivity: Other Aspects of Aqueous Equilibria

Principles of Chemical Reactivity: Entropy and Free Energy

Principles of Chemical Reactivity: Electron Transfer Reactions

Environmental Chemistry: Earths Environment, Energy, and Sustainability

The Chemistry of the Main Group Elements

The Chemistry of the Transition Elements

Carbon: Not Just Another Element

Biochemistry

Nuclear Chemistry

Filters

Exam 2: Lets Review: the Tools of Quantitative Chemistry

Express the result of the following calculation in scientific notation: 0.0573 cm2 ÷ 81.8 cm

What is the volume of a cube that has an edge length of 0.011 m?

If a gallon (3.78 L) of latex paint can cover 365 ft2 of the surface of a wall, what is the average thickness of one coat of paint (in millimeters)? (12 in = 1 ft, 2.54 cm = 1 in)

A graph of a certain set of data is shown to be linear with a trendline of y = 32.0x + 8. What is the sign and slope of the trendline obtained from this data?

The melting point of a certain solid is -27°C. This corresponds to

Which of the following is the smallest mass?

How many nutritional calories are equivalent to 1150 kJ?

How many 500-mg aspirin tablets can be made from 50.0 kg of aspirin?

Calculate the mass of silver that occupies the same volume as 22.1 g of cobalt. The density of cobalt is 8.90 g/cm3 and the density of silver is 10.50 g/cm3.

In the area of nanotechnology, particles defined as nanoparticles range in size from 1 nm to 2500 nm. One nm is equivalent to 1 × 10-9 m. If the size of the particles that make up a particular material is 5.34 × 10-8 cm, what is this size in nanometers?

What volume of a pure liquid (density 0.720 g/mL) has a mass of 0.420 kg?

​Express the number 0.000160 in scientific notation.

The density of a particular solid is 7.62 g/cm3 at 25°C. What is its density in kilograms per cubic meter (kg/m3)?

Basic Concepts of Chemistry

Atoms, Molecules, and Ions

Chemical Reactions

Stoichiometry: Quantitative Information About Chemical Reactions

Principles of Chemical Reactivity: Energy and Chemical Reactions

The Structure of Atoms

The Structure of Atoms and Periodic Trends

Bonding and Molecular Structure

Bonding and Molecular Structure Orbital Hybridization and Molecular Orbitals

Gases and Their Properties

Intermolecular Forces and Liquids

The Solid State

Solutions and Their Behavior

Chemical Kinetics: the Rates of Chemical Reactions

Principles of Chemical Reactivity: Equilibria

Principles of Chemical Reactivity: the Chemistry of Acids and Bases

Principles of Chemical Reactivity: Other Aspects of Aqueous Equilibria

Principles of Chemical Reactivity: Entropy and Free Energy

Principles of Chemical Reactivity: Electron Transfer Reactions

Environmental Chemistry: Earths Environment, Energy, and Sustainability

The Chemistry of the Main Group Elements

The Chemistry of the Transition Elements

Carbon: Not Just Another Element

Biochemistry

Nuclear Chemistry

Filters

Express the result of the following calculation in scientific notation: 0.0573 cm² ÷ 81.8 cm

If a gallon (3.78 L) of latex paint can cover 365 ft² of the surface of a wall, what is the average thickness of one coat of paint (in millimeters)? (12 in = 1 ft, 2.54 cm = 1 in)

Calculate the mass of silver that occupies the same volume as 22.1 g of cobalt. The density of cobalt is 8.90 g/cm³ and the density of silver is 10.50 g/cm³.

In the area of nanotechnology, particles defined as nanoparticles range in size from 1 nm to 2500 nm. One nm is equivalent to 1 × 10^-9 m. If the size of the particles that make up a particular material is 5.34 × 10^-8 cm, what is this size in nanometers?

Express the number 0.000160 in scientific notation.

The density of a particular solid is 7.62 g/cm³ at 25°C. What is its density in kilograms per cubic meter (kg/m³)?