Question 1

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 2

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 3

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

Accepted Answer

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

Question 4

An irregular shaped piece of metal with a mass of 220 g was placed in a graduated cylinder that contained 35.00 mL of water. This raised the water level to 52.50 mL. What is the density of the metal?

Accepted Answer

A) 0.285 g\mL 
B) 4.19 g\mL 
C) 17.5 g\mL 
D) 12.6 g\mL 
E) 38.5 g\mL 
A) 0.285 g\mL 
B) 4.19 g\mL 
C) 17.5 g\mL 
D) 12.6 g\mL 
E) 38.5 g\mL

Question 5

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 6

Calculate the density to the correct number of significant figures of a 100.0 g sample of mercury which occupies a volume of 7.36 cm3.

Accepted Answer

A) 13.58 g\cm3 
B) 13.66 g\cm3 
C) 183 g\cm3 
D) 0.0732 g\cm3 
E) 0.073 g\cm3 
A) 13.58 g\cm3 
B) 13.66 g\cm3 
C) 183 g\cm3 
D) 0.0732 g\cm3 
E) 0.073 g\cm3

Question 7

Solve the problem.
​
(12.67 × 4.23)÷ 23.42

Accepted Answer

A) 2.3587 
B) 2. 6334 
C) 2. 2289 
D) 2. 8800 
E) 2. 2884 
A) 2.3587 
B) 2. 6334 
C) 2. 2289 
D) 2. 8800 
E) 2. 2884

Question 8

Solve the following equation for y.
3y = 24

Accepted Answer

A) 3 
B) 6 
C) 7 
D) 8 
E) 12 
A) 3 
B) 6 
C) 7 
D) 8 
E) 12

Question 9

Which 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 10

Solve the problem.
(3.21 × 1010 − 3.13 × 1012)÷ (7.65 × 105)

Accepted Answer

A) 4.13 × 106 
B) 2.37 × 1018 
C) 65.7 × 1018 
D) − 23.7 × 1017 
E) − 4.04 × 106 
A) 4.13 × 106 
B) 2.37 × 1018 
C) 65.7 × 1018 
D) − 23.7 × 1017 
E) − 4.04 × 106

Question 11

A football field is 100 yards long. What is its length in centimeters? (1 yd = 0.9144 m)

Accepted Answer

A) 0.09144 cm 
B) 91.44 cm 
C) 274.32 cm 
D) 334 cm 
E) 9.144 × 103 cm 
A) 0.09144 cm 
B) 91.44 cm 
C) 274.32 cm 
D) 334 cm 
E) 9.144 × 103 cm

Question 12

0.01% is equivalent to which of the following?

Accepted Answer

A) 100 ppm 
B) 100 ppb 
C) 0.000001 ppm 
D) 0.000001 ppb 
E) None of these. 
A) 100 ppm 
B) 100 ppb 
C) 0.000001 ppm 
D) 0.000001 ppb 
E) None of these.

Question 13

Chloroform is a commonly used anesthetic with a density of 1.483 g\mL. Determine the volume of chloroform needed to deliver a 9.37 g sample of the anesthetic.

Accepted Answer

A) 0.158 g 
B) 6.32 g 
C) 13.9 g 
D) 13.89 g 
E) 0.0632 g 
A) 0.158 g 
B) 6.32 g 
C) 13.9 g 
D) 13.89 g 
E) 0.0632 g

Question 14

Convert 2.50 × 104. meters to miles ( 1 mile = 5280 feet).

Accepted Answer

A) 76.2 miles 
B) 6.35 miles 
C) 15.5 miles 
D) 155 miles 
E) 186 miles 
A) 76.2 miles 
B) 6.35 miles 
C) 15.5 miles 
D) 155 miles 
E) 186 miles

Question 15

Solve the problem.
(5.46 × 107 + 3.13 × 106)× (7.65 × 105)

Accepted Answer

A) 65.7 × 1018 
B) 130.7 × 1018 
C) 4.42 × 1013 
D) 2.39 × 1012 
E) 65.7 × 108 
A) 65.7 × 1018 
B) 130.7 × 1018 
C) 4.42 × 1013 
D) 2.39 × 1012 
E) 65.7 × 108

Question 16

One milliliter is equal to ___________.

Accepted Answer

A) 2.54 cubic inches 
B) 1000 liters 
C) 1 cubic centimeter 
D) 16.39 cubic inches 
A) 2.54 cubic inches 
B) 1000 liters 
C) 1 cubic centimeter 
D) 16.39 cubic inches

Question 17

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 18

Which of these is incorrectly matched?

Accepted Answer

A) centi c 10 − 2 
B) mega M 106 
C) milli m 10 − 3 
D) nano n 109 
E) micro μ 10 − 6 
A) centi c 10 − 2 
B) mega M 106 
C) milli m 10 − 3 
D) nano n 109 
E) micro μ 10 − 6

Question 19

Solve the problem.
3.728 + 6.272

Accepted Answer

A) 10 
B) 10.0 
C) 10.00 
D) 10.000 
E) 10.0000 
A) 10 
B) 10.0 
C) 10.00 
D) 10.000 
E) 10.0000

Question 20

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

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?

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

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

An irregular shaped piece of metal with a mass of 220 g was placed in a graduated cylinder that contained 35.00 mL of water. This raised the water level to 52.50 mL. What is the density of the metal?

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

Calculate the density to the correct number of significant figures of a 100.0 g sample of mercury which occupies a volume of 7.36 cm³.

Solve the problem. (12.67 × 4.23)÷ 23.42

Solve the following equation for y. 3y = 24

Which is the standard SI unit for mass?

Solve the problem. (3.21 × 10¹⁰ − 3.13 × 10¹²)÷ (7.65 × 10⁵)

A football field is 100 yards long. What is its length in centimeters? (1 yd = 0.9144 m)

0.01% is equivalent to which of the following?

Chloroform is a commonly used anesthetic with a density of 1.483 g\mL. Determine the volume of chloroform needed to deliver a 9.37 g sample of the anesthetic.

Convert 2.50 × 10⁴. meters to miles ( 1 mile = 5280 feet).

Solve the problem. (5.46 × 10⁷ + 3.13 × 10⁶)× (7.65 × 10⁵)

One milliliter is equal to ___________.

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

Which of these is incorrectly matched?

Solve the problem. 3.728 + 6.272

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

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

Filters

Exam 2: The Chemists Toolbox

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?

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

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

An irregular shaped piece of metal with a mass of 220 g was placed in a graduated cylinder that contained 35.00 mL of water. This raised the water level to 52.50 mL. What is the density of the metal?

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

Calculate the density to the correct number of significant figures of a 100.0 g sample of mercury which occupies a volume of 7.36 cm3.

Solve the problem. ​ (12.67 × 4.23)÷ 23.42

Solve the following equation for y. 3y = 24

Which is the standard SI unit for mass?

Solve the problem. (3.21 × 1010 − 3.13 × 1012)÷ (7.65 × 105)

A football field is 100 yards long. What is its length in centimeters? (1 yd = 0.9144 m)

0.01% is equivalent to which of the following?

Chloroform is a commonly used anesthetic with a density of 1.483 g\mL. Determine the volume of chloroform needed to deliver a 9.37 g sample of the anesthetic.

Convert 2.50 × 104. meters to miles ( 1 mile = 5280 feet).

Solve the problem. (5.46 × 107 + 3.13 × 106)× (7.65 × 105)

One milliliter is equal to ___________.

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

Which of these is incorrectly matched?

Solve the problem. 3.728 + 6.272

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

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

Filters

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

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

Calculate the density to the correct number of significant figures of a 100.0 g sample of mercury which occupies a volume of 7.36 cm³.

Solve the problem. (12.67 × 4.23)÷ 23.42

Solve the problem. (3.21 × 10¹⁰ − 3.13 × 10¹²)÷ (7.65 × 10⁵)

Convert 2.50 × 10⁴. meters to miles ( 1 mile = 5280 feet).

Solve the problem. (5.46 × 10⁷ + 3.13 × 10⁶)× (7.65 × 10⁵)