Modern Chemistry 2006 edition

Textbook Cover

Raymond Davis, Regina Frey, Mickey Sarquis, and Jerry Sarquis
Publisher: Holt McDougal


Access is contingent on use of this textbook in the instructor's classroom.

  • 1: Matter and Change (5)
  • 2: Measurements and Calculations (33)
  • 3: Atoms: The Building Blocks of Matter (16)
  • 4: Arrangement of Electrons in Atoms (22)
  • 5: The Periodic Law (24)
  • 6: Chemical Bonding (33)
  • 7: Chemical Formulas and Chemical Compounds (41)
  • 8: Chemical Equations and Reactions (33)
  • 9: Stoichiometry (30)
  • 10: States of Matter (9)
  • 11: Gases (15)
  • 12: Solutions (13)
  • 13: Ions in Aqueous Solutions and Colligative Properties (3)
  • 14: Acids and Bases
  • 15: Acid-Base Titrations
  • 16: Reaction Energy
  • 17: Reaction Kinetics (1)
  • 18: Chemical Equilibrium
  • 19: Oxidation-Reduction Reactions
  • 20: Electrochemistry
  • 21: Nuclear Chemistry
  • 22: Organic Chemistry
  • 23: Biological 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
P - Problem


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


Group Quantity Questions
Chapter 1: Matter and Change
1.P 5 004 005 019 021 024
Chapter 2: Measurements and Calculations
2.P 33 007 008 009 016 017 018 019 020 021 022 023 029 035 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050 051 052 053 054 058
Chapter 3: Atoms: The Building Blocks of Matter
3.P 16 002 008 009 011 013 015 017 018 019 020 021 022 023 024 028 030
Chapter 4: Arrangement of Electrons in Atoms
4.P 22 004 007 010 011 013 022 030 031 032 033 035 037 038 039 040 042 043 044 046 047 048 050
Chapter 5: The Periodic Law
5.P 24 017 018 019 020 021 022 023 025 029 032 034 035 036 037 038 039 040 041 043 044 045 048 049 054
Chapter 6: Chemical Bonding
6.P 33 006 007 009 015 019 021 022 023 024 026 033 034 039 043 045 046 047 048 049 051 052 054 056 057 058 062 063 064 065 066 068 070 071
Chapter 7: Chemical Formulas and Chemical Compounds
7.P 41 002 003 004 005 006 007 008 010 011 014 015 016 017 018 019 020 021 023 024 025 028 029 030 031 032 033 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050
Chapter 8: Chemical Equations and Reactions
8.P 33 008 010 011 013 014 015 016 017 022 023 024 025 026 027 028 029 030 034 035 036 037 038 039 041 042 043 044 045 046 047 049 050 051
Chapter 9: Stoichiometry
9.P 30 005 006 007 008 009 010 011 012 013 014 015 016 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 041 042 043
Chapter 10: States of Matter
10.P 9 011 020 021 022 027 028 029 030 031
Chapter 11: Gases
11.P 15 008 010 011 023 027 031 041 043 050 052 058 059 062 065 072
Chapter 12: Solutions
12.P 13 020 021 022 024 025 026 027 029 030 031 032 035 037
Chapter 13: Ions in Aqueous Solutions and Colligative Properties
13.P 3 002 019 020
Chapter 14: Acids and Bases
14 0  
Chapter 15: Acid-Base Titrations
15 0  
Chapter 16: Reaction Energy
16 0  
Chapter 17: Reaction Kinetics
17.P 1 016
Chapter 18: Chemical Equilibrium
18 0  
Chapter 19: Oxidation-Reduction Reactions
19 0  
Chapter 20: Electrochemistry
20 0  
Chapter 21: Nuclear Chemistry
21 0  
Chapter 22: Organic Chemistry
22 0  
Chapter 23: Biological Chemistry
23 0  
Total 278