Modern Chemistry 1st edition

Textbook Cover

Raymond E. Davis and H. Clark Metcalfe
Publisher: Holt McDougal


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  • 1: Matter and Change (7)
  • 2: Measurements and Calculations (29)
  • 3: Atoms: The Building Blocks of Matter (18)
  • 4: Arrangement of Electrons in Atoms (26)
  • 5: The Periodic Law (4)
  • 6: Chemical Bonding (5)
  • 7: Chemical Formulas and Chemical Compounds (15)
  • 8: Chemical Equations and Reactions (11)
  • 9: Stoichiometry (8)
  • 10: Physical Characteristics of Gases (6)
  • 11: Molecular Composition of Gases (7)
  • 12: Liquids and Solids (6)
  • 13: Solutions (5)
  • 14: Ions in Aqueous Solutions and Colligative Properties (6)
  • 15: Acids and Bases
  • 16: Acid-Base Titration and pH
  • 17: Reaction Energy and Reaction Kinetics (10)
  • 18: Chemical Equilibrium
  • 19: Oxidation-Reduction Reactions (6)
  • 20: Carbon and Hydrocarbons
  • 21: Other Organic Compounds
  • 22: Nuclear Chemistry

Questions Available within WebAssign

Most questions from this textbook are available in WebAssign. The online questions are identical to the textbook questions except for minor wording changes necessary for Web use. Whenever possible, variables, numbers, or words have been randomized so that each student receives a unique version of the question. This list is updated nightly.

Question Group Key
RC - Reviewing Concepts Question
P - Problem
MR - Mixed Review Question


Question Availability Color Key
BLACK questions are available now
GRAY questions are under development


Group Quantity Questions
Chapter 1: Matter and Change
1.RC 7 013 019 020 021 022 023 024
Chapter 2: Measurements and Calculations
2.P 18 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 043 045
2.RC 11 007 008 009 010 011 012 013 014 023 024 025
Chapter 3: Atoms: The Building Blocks of Matter
3.P 9 017 018 019 020 021 022 023 024 028
3.RC 9 006 007 009 010 011 013 014 015 016
Chapter 4: Arrangement of Electrons in Atoms
4.RC 26 001 003 006 007 011 017 022 023 024 025 026 027 029 030 031 032 034 035 036 037 039 041 042 043 044 045
Chapter 5: The Periodic Law
5.MR 2 039 047
5.P 2 024 036
Chapter 6: Chemical Bonding
6.MR 5 051 052 056 064 066
Chapter 7: Chemical Formulas and Chemical Compounds
7.CR 2 039 040
7.MR 5 040 041 042 045 046
7.P 8 027 032 033 034 036 037 038 039
Chapter 8: Chemical Equations and Reactions
8.CR 11 010 020 025 026 027 028 037 038 041 042 048
Chapter 9: Stoichiometry
9.CR 8 12 19 22 029 29 036 036alt 36
Chapter 10: Physical Characteristics of Gases
10.P 6 020 023 025 031 032 039
Chapter 11: Molecular Composition of Gases
11.P 7 010 011 016 023 024 027 031
Chapter 12: Liquids and Solids
12.P 5 019 020 028 033 036
12.RC 1 008
Chapter 13: Solutions
13.P 5 014 015 016 023 025
Chapter 14: Ions in Aqueous Solutions and Colligative Properties
14.P 4 013 017 018 019
14.RC 2 001 002
Chapter 15: Acids and Bases
15 0  
Chapter 16: Acid-Base Titration and pH
16 0  
Chapter 17: Reaction Energy and Reaction Kinetics
17.CR 6 016 018 025 031 032 037
17.P 4 16 24 25 26
Chapter 18: Chemical Equilibrium
18 0  
Chapter 19: Oxidation-Reduction Reactions
19.P 3 012 013 015
19.RC 3 001 002 003
Chapter 20: Carbon and Hydrocarbons
20 0  
Chapter 21: Other Organic Compounds
21 0  
Chapter 22: Nuclear Chemistry
22 0  
Total 169