Question 1

Which of the following is correctly written using scientific notation?

Accepted Answer

A)  50.0 × 106 
B)  4.02 × 10216 
C)  1 × 10 − 6.8 
D)  1.005 × 10 − 9.05 
E)  10 − 5 
A)  50.0 × 106 
B)  4.02 × 10216 
C)  1 × 10 − 6.8 
D)  1.005 × 10 − 9.05 
E)  10 − 5 B

Question 2

Determine the volume in liters of a 1.00-ounce bottle.(1.06 qt = 1 L; 32 ounces = 1 qt)

Accepted Answer

A)  0.0295 L 
B)  0.03125 L 
C)  0.03313 L 
D)  30.2 L 
E)  33.9 L 
A)  0.0295 L 
B)  0.03125 L 
C)  0.03313 L 
D)  30.2 L 
E)  33.9 L A

Question 3

Figure 2-1   Refer to Figure 2-1. What is the pH of the solution after 8 mL of the base has been added?

Accepted Answer

A)  3 
B)  4 
C)  6 
D)  7 
E)  8 
A)  3 
B)  4 
C)  6 
D)  7 
E)  8 B

Question 4

What is the standard SI unit for length?

Accepted Answer

A)  Meter 
B)  Feet 
C)  Mile 
D)  Kilometer 
E)  Centimeter 
A)  Meter 
B)  Feet 
C)  Mile 
D)  Kilometer 
E)  Centimeter

Question 5

What is the standard SI unit for mass?

Accepted Answer

A)  Gram 
B)  Pound 
C)  Ounce 
D)  Kilogram 
E)  Ton 
A)  Gram 
B)  Pound 
C)  Ounce 
D)  Kilogram 
E)  Ton

Question 6

The long jump record is 8.90 m. What is the length in inches? (1 m = 39.37 in )

Accepted Answer

A)  9.73 in 
B)  293 in 
C)  350 in 
D)  4204 in 
E)  5000 in 
A)  9.73 in 
B)  293 in 
C)  350 in 
D)  4204 in 
E)  5000 in

Question 7

Solve the problem. ​
5.6 × 102 × 7.41 × 103 = _____

Accepted Answer

A)  232 × 101 
B)  7.55 × 105 
C)  2.32 × 105 
D)  4.1 × 106 
E)  232 × 105 
A)  232 × 101 
B)  7.55 × 105 
C)  2.32 × 105 
D)  4.1 × 106 
E)  232 × 105

Question 8

Which of these is the correct scientific notation for 6,000,220?

Accepted Answer

A)  6.022 × 105 
B)  6.00022 × 105 
C)  6.00022 × 106 
D)  6.00022 × 10 − 5 
E)  6.00022 × 10 − 6 
A)  6.022 × 105 
B)  6.00022 × 105 
C)  6.00022 × 106 
D)  6.00022 × 10 − 5 
E)  6.00022 × 10 − 6

Question 9

The density of gold is 19.3 g/mL. If the current price of gold is $56.75 per gram, what is the volume of a nugget of gold worth $150.00?

Accepted Answer

A)  1.15 mL 
B)  0.868 mL 
C)  1.72 mL 
D)  1.27 mL 
E)  0.137 mL 
A)  1.15 mL 
B)  0.868 mL 
C)  1.72 mL 
D)  1.27 mL 
E)  0.137 mL

Question 10

One m3 equals _____.

Accepted Answer

A)  1000 mm3 
B)  1,000,000 mm3 
C)  1,000,000,000 mm3 
D)  1,000,000,000,000 mm3 
E)  1,000,000,000,000,000 mm  3  
A)  1000 mm3 
B)  1,000,000 mm3 
C)  1,000,000,000 mm3 
D)  1,000,000,000,000 mm3 
E)  1,000,000,000,000,000 mm  3

Question 11

Which of these samples of aluminum will occupy the greatest volume? (Density of aluminum = 2.70 g/cm3; 454 g = 1 pound)

Accepted Answer

A)  10,000 g 
B)  25 pounds 
C)  1 kg 
D)  5 × 10 − 2 L 
E)  2,000 mL 
A)  10,000 g 
B)  25 pounds 
C)  1 kg 
D)  5 × 10 − 2 L 
E)  2,000 mL

Question 12

The SI unit of temperature is _____.

Accepted Answer

A)  kelvin 
B)  fahrenheit 
C)  celsius 
D)  rankine 
E)  newton 
A)  kelvin 
B)  fahrenheit 
C)  celsius 
D)  rankine 
E)  newton

Question 13

How many kilograms of calcium are there in 173 lb of calcium? (1 lb = 454 g)

Accepted Answer

A)  1.1 kg 
B)  78.54 kg 
C)  1.1 × 102 kg 
D)  3.8 × 104 kg 
E)  7.85 × 104 kg 
A)  1.1 kg 
B)  78.54 kg 
C)  1.1 × 102 kg 
D)  3.8 × 104 kg 
E)  7.85 × 104 kg

Question 14

The result of a multiplication or division should carry the same number of significant digits as the factor with the _____.

Accepted Answer

A)  the most precise number 
B)  the least precise number 
C)  highest number of significant figures 
D)  least number of significant figures 
E)  highest decimal numbers 
A)  the most precise number 
B)  the least precise number 
C)  highest number of significant figures 
D)  least number of significant figures 
E)  highest decimal numbers

Question 15

Given that 1 in = 2.54 cm, which of the following is true?

Accepted Answer

A)  1 in2 = 2.54 cm2 
B)  1 in2 = 5.08 cm2 
C)  1 in2 = 6.45 cm2 
D)  1 in2 = 1.27 cm2 
E)  1 in2 = 10.16 cm2 
A)  1 in2 = 2.54 cm2 
B)  1 in2 = 5.08 cm2 
C)  1 in2 = 6.45 cm2 
D)  1 in2 = 1.27 cm2 
E)  1 in2 = 10.16 cm2

Question 16

Which of these samples of water will have the greatest mass? (Density of water = 1.00 g/cm3; 454 g = 1 pound)

Accepted Answer

A)  10,000 g 
B)  25 pounds 
C)  1 kg 
D)  5 × 10 − 2 L 
E)  2,000 mL 
A)  10,000 g 
B)  25 pounds 
C)  1 kg 
D)  5 × 10 − 2 L 
E)  2,000 mL

Question 17

Figure 2-1   Refer to Figure 2-1. What was the effect on the pH of the solution when the volume of the base was increased from 8 mL to 13 mL?

Accepted Answer

A)  The pH dropped by a value of 4. 
B)  The pH increased by a value of 4. 
C)  The pH remained relatively unchanged. 
D)  The pH increased by a value of 10. 
E)  The pH increased by a value of 20. 
A)  The pH dropped by a value of 4. 
B)  The pH increased by a value of 4. 
C)  The pH remained relatively unchanged. 
D)  The pH increased by a value of 10. 
E)  The pH increased by a value of 20.

Question 18

Which of these is incorrect ?

Accepted Answer

A)  centi (c) = 10 −  2  
B)  mega (M) =10 6 
C)  milli (m) = 10 −  3  
D)  nano (n) = 10  9  
E)  micro ( μ) = 10-  6  
A)  centi (c) = 10 −  2  
B)  mega (M) =10 6 
C)  milli (m) = 10 −  3  
D)  nano (n) = 10  9  
E)  micro ( μ) = 10-  6

Question 19

An irregularly shaped piece of metal with a mass of 105 g was placed in a graduated cylinder that contained 25.00 mL of water. This raised the water level to 45.35 mL. What is the density of the metal?

Accepted Answer

A)  0.238 g/mL 
B)  2.3 g/mL 
C)  4.2 g/mL 
D)  5.16 g/mL 
E)  20.35 g/mL 
A)  0.238 g/mL 
B)  2.3 g/mL 
C)  4.2 g/mL 
D)  5.16 g/mL 
E)  20.35 g/mL

Question 20

Convert 4.5 inches to meters . (2.54 cm = 1 inch)

Accepted Answer

A)  0.1143 m 
B)  1.77 m 
C)  11.43 m 
D)  0.0177 m 
E)  1143 m 
A)  0.1143 m 
B)  1.77 m 
C)  11.43 m 
D)  0.0177 m 
E)  1143 m

Which of the following is correctly written using scientific notation?

Determine the volume in liters of a 1.00-ounce bottle.(1.06 qt = 1 L; 32 ounces = 1 qt)

Figure 2-1 Refer to Figure 2-1. What is the pH of the solution after 8 mL of the base has been added?

What is the standard SI unit for length?

What is the standard SI unit for mass?

The long jump record is 8.90 m. What is the length in inches? (1 m = 39.37 in )

Solve the problem. 5.6 × 10² × 7.41 × 10³ = _____

Which of these is the correct scientific notation for 6,000,220?

The density of gold is 19.3 g/mL. If the current price of gold is $56.75 per gram, what is the volume of a nugget of gold worth $150.00?

One m³ equals _____.

Which of these samples of aluminum will occupy the greatest volume? (Density of aluminum = 2.70 g/cm³; 454 g = 1 pound)

The SI unit of temperature is _____.

How many kilograms of calcium are there in 173 lb of calcium? (1 lb = 454 g)

The result of a multiplication or division should carry the same number of significant digits as the factor with the _____.

Given that 1 in = 2.54 cm, which of the following is true?

Which of these samples of water will have the greatest mass? (Density of water = 1.00 g/cm³; 454 g = 1 pound)

Figure 2-1 Refer to Figure 2-1. What was the effect on the pH of the solution when the volume of the base was increased from 8 mL to 13 mL?

Which of these is incorrect ?

An irregularly shaped piece of metal with a mass of 105 g was placed in a graduated cylinder that contained 25.00 mL of water. This raised the water level to 45.35 mL. What is the density of the metal?

Convert 4.5 inches to meters . (2.54 cm = 1 inch)

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Exam 2: The Chemists Toolbox

Which of the following is correctly written using scientific notation?

Determine the volume in liters of a 1.00-ounce bottle.(1.06 qt = 1 L; 32 ounces = 1 qt)

Figure 2-1 Refer to Figure 2-1. What is the pH of the solution after 8 mL of the base has been added?

What is the standard SI unit for length?

What is the standard SI unit for mass?

The long jump record is 8.90 m. What is the length in inches? (1 m = 39.37 in )

Solve the problem. ​ 5.6 × 102 × 7.41 × 103 = _____

Which of these is the correct scientific notation for 6,000,220?

The density of gold is 19.3 g/mL. If the current price of gold is $56.75 per gram, what is the volume of a nugget of gold worth $150.00?

One m3 equals _____.

Which of these samples of aluminum will occupy the greatest volume? (Density of aluminum = 2.70 g/cm3; 454 g = 1 pound)

The SI unit of temperature is _____.

How many kilograms of calcium are there in 173 lb of calcium? (1 lb = 454 g)

The result of a multiplication or division should carry the same number of significant digits as the factor with the _____.

Given that 1 in = 2.54 cm, which of the following is true?

Which of these samples of water will have the greatest mass? (Density of water = 1.00 g/cm3; 454 g = 1 pound)

Figure 2-1 Refer to Figure 2-1. What was the effect on the pH of the solution when the volume of the base was increased from 8 mL to 13 mL?

Which of these is incorrect ?

An irregularly shaped piece of metal with a mass of 105 g was placed in a graduated cylinder that contained 25.00 mL of water. This raised the water level to 45.35 mL. What is the density of the metal?

Convert 4.5 inches to meters . (2.54 cm = 1 inch)

Molecular Reasons

Atoms and Elements

Molecules, Compounds, and Chemical Reactions

Chemical Bonding

Organic Chemistry

Light and Color

Nuclear Chemistry

Energy for Today

Energy for Tomorrow: Solar and Other Renewable Energy Sources

The Air Around Us

The Liquids and Solids Around Us: Especially Water

Acids and Bases: the Molecules Responsible for Sour and Bitter

Oxidation and Reduction

The Chemistry of Household Products

Biochemistry and Biotechnology

Drugs and Medicine: Healing, Helping, and Hurting

The Chemistry of Food

Nanotechnology Online Only

Filters

Solve the problem. 5.6 × 10² × 7.41 × 10³ = _____

One m³ equals _____.

Which of these samples of aluminum will occupy the greatest volume? (Density of aluminum = 2.70 g/cm³; 454 g = 1 pound)

Which of these samples of water will have the greatest mass? (Density of water = 1.00 g/cm³; 454 g = 1 pound)