Test Bank – Chemistry: Atoms First 2nd Edition – Paul Flowers, OpenStax – ISBN 9781947172647 (Full Chapters 1–21 Covered)

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Chemistry: Atoms
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First, 2nd Edition
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TEST BANK
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Paul Flowers, Edward J. Neth, William R. Robinson,
Klaus Theopold, Richard Langley, OpenStax
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Comprehensive Test Bank for Instructors
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and Students
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9781947172647

© Paul Flowers, Edward J. Neth, William R. Robinson, Klaus Theopold,
Richard Langley & OpenStax. All rights reserved. Reproduction or distribution
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without permission is prohibited.
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© MEDCONNOISSEUR

, TABLE OF CONTENTS

Test Bank – Chemistry: Atoms First (2nd Edition)
Authors: Paul Flowers, Edward J. Neth, William R. Robinson, Klaus Theopold, and Richard Langley
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(OpenStax)
ISBN-13: 9781947172647

Chapter 1: Essential Ideas
Chapter 2: Atoms, Molecules, and Ions
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Chapter 3: Composition of Substances and Solutions
Chapter 4: Stoichiometry of Chemical Reactions
Chapter 5: Thermochemistry
Chapter 6: Electronic Structure and Periodic Properties of Elements
Chapter 7: Chemical Bonding and Molecular Geometry
Chapter 8: Advanced Theories of Covalent Bonding
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Chapter 9: Gases
Chapter 10: Liquids and Solids
Chapter 11: Solutions and Colloids
Chapter 12: Kinetics
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Chapter 13: Fundamental Equilibrium Concepts
Chapter 14: Acid-Base Equilibria
Chapter 15: Equilibria of Other Reaction Classes
Chapter 16: Thermodynamics
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Chapter 17: Electrochemistry
Chapter 18: Representative Metals, Metalloids, and Nonmetals
Chapter 19: Transition Metals and Coordination Chemistry
Chapter 20: Organic Chemistry
Chapter 21: Nuclear Chemistry
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OpenStax ChemistryAF Supplemental Test Items
Chapter 01: Essential Ideas

Supplemental Test Items to accompany OpenStax Chemistry. Note that not all chapters of OpenStax
Chemistry have accompanying test items. Building on the community-oriented nature of OpenStax
resources, we invite you to submit items to be considered for future inclusion.

Chapter 01: Essential Ideas

1. A 0.150 kg metallic block measures 25.0 mm in length, 43.0 mm in width, and 19 .0 mm in
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height. What is the density of the metallic block in g/cm3? (Outcome # 3) (DOK 2)
A. 7.34 x 10-6 g/cm3
B. 7.34 x 10-3 g/cm3
C. 7.34 g/cm3*
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2. An object with a mass of 0.255 kg and density of 2.89 g/cm3 measures 34 mm in length and
46 mm in width. What is the height of the object? (Outcome # 3) (DOK 3)
A. 5.6 cm*
B. 5.6 x 10-2 cm
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C. 7.2 x 10-4 cm
3. How would you determine the density of an irregular object? (Outcome # 3) (DOK 3)
A. It would be impossible to determine the mass of the object without more
information.
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B. D = m/v, so measure the mass of the object using a balance. Then to find volume,
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measure the height, width, BAN KSEL
length LERan
using .Cappropriate
OM measuring tool.
C. D = m/v, so measure the mass of the object using a balance. Then to find volume, fill
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a graduated cylinder with a known amount of water and immerse the object in the
water. The amount of displaced water is the volume in cm3 or mL.*
4. What is the base unit for length in the metric system? (Outcome # 6) (DOK 1)
A. m*
B. km
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C. mm
5. What is the base unit for mass in the metric system? (Outcome # 6) (DOK 1)
A. kg
B. g*
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C. mg
6. What is the base unit for volume in the metric system? (Outcome # 6) (DOK 1)
A. L*
B. mL
C. dL
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7. It is important that scientists use units that are understood on a global level. These units are
referred to as SI units which stands for _____. (Outcome # 6) (DOK 1)
A. standard international units
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OpenStax ChemistryAF Supplemental Test Items
Chapter 01: Essential Ideas

B. standard intercontinental units
C. international system of units*
8. Convert 18.50 ft to the SI unit for length. (Outcome # 6) (DOK 2)
A. 563.9 cm
B. 5.639 m*
C. 0.005639 km
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9. An experimental mouse weighs about 4.41 x 10-2 lbs. What would the weight be in the SI
unit for mass? (Outcome # 6) (DOK 2)
A. 20.0 g
B. 0.0200 kg*
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C. 20,003 mg
10. Accuracy is defined as how close a measured value comes to a _____. (Outcome # 6) (DOK
1)
A. core value
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B. fixed value
C. true value*
11. Precision is defined as how _____ the measured values are to one another. (Outcome # 6)
(DOK 1)
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A. common
B. reproducible* TESTBANKSELLER.COM
C. accurate
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12. An experiment requires you to make several measurements. Based on the values in the
table below, what would be the best statement that represents the data set if the true
value is 0.2135? (Outcome # 11) (DOK 2)

Trial A Trial B Trial C
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0.2139 0.2893 0.2135
0.2130 0.3210 0.2134
0.2133 0.2999 0.3712
0.2135 0.2998 0.3715
A. The measurements in Trial A are accurate and precise, Trial B is neither accurate nor
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precise, and Trial C is accurate however, not precise.
B. The measurements in Trial A are accurate and precise, Trial B is neither accurate nor
precise, and Trial C is precise however, not accurate.
C. The measurements in Trial A are accurate and precise, Trial’s B and C are neither
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accurate nor precise.*
13. An experiment requires you to make several measurements. Based on the values in the
table below, what would be the best statement that represents the data set if the true
value is 2.73? (Outcome # 11) (DOK 2) (Paired item 1)
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from the William and Flora Hewlett Foundation. Licensed Creative Commons Attribution 4.0.


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