Exploring Chemical Analysis 5th edition


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  • Chapter 0: The Analytical Process
    • 0.1: The Analytical Chemist's Job
    • 0.2: General Steps in a Chemical Analysis
    • 0: Problems
    • 0: Extra Problems

  • Chapter 1: Chemical Measurements
    • 1.1: SI Units and Prefixes
    • 1.2: Conversion Between Units
    • 1.3: Chemical Concentrations
    • 1.4: Preparing Solutions
    • 1.5: The Equilibrium Constant
    • 1: Problems (13)
    • 1: Extra Problems (1)

  • Chapter 2: Tools of the Trade
    • 2.1: Safety, Waste Disposal, and Green Chemistry
    • 2.2: Your Lab Notebook
    • 2.3: The Analytical Balance
    • 2.4: Burets
    • 2.5: Volumetric Flasks
    • 2.6: Pipets and Syringes
    • 2.7: Filtration
    • 2.8: Drying
    • 2.9: Calibration of Volumetric Glassware
    • 2.10: Methods of Sample Preparation
    • 2: Problems (6)
    • 2: Extra Problems

  • Chapter 3: Math Toolkit
    • 3.1: Significant Figures
    • 3.2: Significant Figures in Arithmetic
    • 3.3: Types of Error
    • 3.4: Propagation of Uncertainty
    • 3.5: Introducing Spreadsheets
    • 3.6: Graphing in Excel
    • 3: Problems (8)
    • 3: Extra Problems (2)

  • Chapter 4: Statistics
    • 4.1: The Gaussian Distribution
    • 4.2: Comparison of Standard Deviations with the F Test
    • 4.3: Student's t
    • 4.4: A Spreadsheet for the t Test
    • 4.5: Grubbs Test for an Outlier
    • 4.6: Finding the “Best” Straight Line
    • 4.7: Constructing a Calibration Curve
    • 4.8: A Spreadsheet for Least Squares
    • 4: Problems (3)
    • 4: Extra Problems (2)

  • Chapter 5: Quality Assurance and Calibration Methods
    • 5.1: Basics of Quality Assurance
    • 5.2: Validation of an Analytical Procedure
    • 5.3: Standard Addition
    • 5.4: Internal Standards
    • 5: Problems (11)
    • 5: Extra Problems

  • Chapter 6: Good Titrations
    • 6.1: Principles of Volumetric Analysis
    • 6.2: Titration Calculations
    • 6.3: Chemistry in a Fishtank
    • 6.4: Solubility Product
    • 6.5: Titration of a Mixture
    • 6.6: Titrations Involving Silver Ion
    • 6: Problems (3)
    • 6: Extra Problems

  • Chapter 7: Gravimetric and Combustion Analysis
    • 7.1: Examples of Gravimetric Analysis
    • 7.2: Precipitation
    • 7.3: Examples of Gravimetric Calculations
    • 7.4: Combustion Analysis
    • 7: Problems
    • 7: Extra Problems (1)

  • Chapter 8: Introducing Acids and Bases
    • 8.1: What Are Acids and Bases?
    • 8.2: Relation Between [H+], [OH-], and pH
    • 8.3: Strengths of Acids and Bases
    • 8.4: pH of Strong Acids and Bases
    • 8.5: Tools for Dealing with Weak Acids and Bases
    • 8.6: Weak-Acid Equilibrium
    • 8.7: Weak-Base Equilibrium
    • 8: Problems (11)
    • 8: Extra Problems (2)

  • Chapter 9: Buffers
    • 9.1: What You Mix Is What You Get
    • 9.2: The Henderson-Hasselbalch Equation
    • 9.3: A Buffer in Action
    • 9.4: Preparing Buffers
    • 9.5: Buffer Capacity
    • 9.6: How Acid-Base Indicators Work
    • 9: Problems (6)
    • 9: Extra Problems

  • Chapter 10: Acid-Base Titrations
    • 10.1: Titration of Strong Base with Strong Acid
    • 10.2: Titration of Weak Acid with Strong Base
    • 10.3: Titration of Weak Base with Strong Acid
    • 10.4: Finding the End Point
    • 10.5: Practical Notes
    • 10.6: Kjeldahl Nitrogen Analysis
    • 10.7: Putting Your Spreadsheet to Work
    • 10: Problems (3)
    • 10: Extra Problems (2)

  • Chapter 11: Polyprotic Acids and Bases
    • 11.1: Amino Acids Are Polyprotic
    • 11.2: Finding the pH in Diprotic Systems
    • 11.3: Which Is the Principal Species?
    • 11.4: Titrations in Polyprotic Systems
    • 11: Problems (5)
    • 11: Extra Problems

  • Chapter 12: A Deeper Look at Chemical Equilibrium
    • 12.1: The Effect of Ionic Strength on Solubility of Salts
    • 12.2: Activity Coefficients
    • 12.3: Charge and Mass Balances
    • 12.4: Systematic Treatment of Equilibrium
    • 12.5: Fractional Composition Equations
    • 12: Problems (11)
    • 12: Extra Problems (1)

  • Chapter 13: EDTA Titrations
    • 13.1: Metal-Chelate Complexes
    • 13.2: EDTA
    • 13.3: Metal Ion Indicators
    • 13.4: EDTA Titration Techniques
    • 13.5: The pH-Dependent Metal-EDTA Equilibrium
    • 13.6: EDTA Titration Curves
    • 13: Problems (13)
    • 13: Extra Problems

  • Chapter 14: Electrode Potentials
    • 14.1: Redox Chemistry and Electricity
    • 14.2: Galvanic Cells
    • 14.3: Standard Potentials
    • 14.4: The Nernst Equation
    • 14.5: E° and the Equilibrium Constant
    • 14.6: Reference Electrodes
    • 14: Problems (8)
    • 14: Extra Problems

  • Chapter 15: Electrode Measurements
    • 15.1: The Silver Indicator Electrode
    • 15.2: What Is a Junction Potential
    • 15.3: How Ion-Selective Electrodes Work
    • 15.4: pH Measurement with a Glass Electrode
    • 15.5: Ion-Selective Electrodes
    • 15: Problems (6)
    • 15: Extra Problems (1)

  • Chapter 16: Redox Titrations
    • 16.1: Theory of Redox Titrations
    • 16.2: Redox Indicators
    • 16.3: Titrations Involving Iodine
    • 16: Problems (5)
    • 16: Extra Problems

  • Chapter 17: Instrumental Methods in Electrochemistry
    • 17.1: Electrogravimetric and Coulometric Analysis
    • 17.2: Amperometry
    • 17.3: Voltammetry
    • 17.4: Polarography
    • 17: Problems (5)
    • 17: Extra Problems

  • Chapter 18: Let There Be Light
    • 18.1: Properties of Light
    • 18.2: Absorption of Light
    • 18.3: Practical Matters
    • 18.4: Using Beer's Law
    • 18: Problems (7)
    • 18: Extra Problems

  • Chapter 19: Spectrophotometry: Instruments and Applications
    • 19.1: The Spectrophotometer
    • 19.2: Analysis of a Mixture
    • 19.3: Spectrophotometric Titrations
    • 19.4: What Happens When a Molecule Absorbs Light?
    • 19.5: Luminescence in Analytical Chemistry
    • 19: Problems (5)
    • 19: Extra Problems

  • Chapter 20: Atomic Spectroscopy
    • 20.1: What Is Atomic Spectroscopy?
    • 20.2: Atomization: Flames, Furnaces, and Plasmas
    • 20.3: How Temperature Affects Atomic Spectroscopy
    • 20.4: Instrumentation
    • 20.5: Interference
    • 20.6: Inductively Coupled Plasma-Mass Spectrometry
    • 20: Problems (3)
    • 20: Extra Problems

  • Chapter 21: Principles of Chromatography and Mass Spectrometry
    • 21.1: What Is Chromatography?
    • 21.2: How We Describe a Chromatogram
    • 21.3: Why Do Bands Spread?
    • 21.4: Mass Spectrometry
    • 21.5: Information in a Mass Spectrum
    • 21: Problems
    • 21: Extra Problems

  • Chapter 22: Gas and Liquid Chromatography
    • 22.1: Gas Chromatography
    • 22.2: Classical Liquid Chromatography
    • 22.3: High-Performance Liquid Chromatography
    • 22.4: Sample Preparation for Chromatography
    • 22: Problems (3)
    • 22: Extra Problems (2)

  • Chapter 23: Chromatographic Methods and Capillary Electrophoresis
    • 23.1: Ion-Exchange Chromatography
    • 23.2: Ion Chromatography
    • 23.3: Molecular Exclusion Chromatography
    • 23.4: Affinity Chromatography
    • 23.5: What Is Capillary Electrophoresis
    • 23.6: How Capillary Electrophoresis Works
    • 23.7: Types of Capillary Electrophoresis
    • 23.8: Lab-on-a-Chip: DNA Profiling
    • 23: Problems (4)
    • 23: Extra Problems (3)

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 - Problems
XP - Extra Problems


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


Group Quantity Questions
Chapter 1: Chemical Measurements
1.P 13 001 002 003 007 008 010 012 015 016 017 018 026 027
1.XP 1 011
Chapter 2: Tools of the Trade
2.P 6 002 003 004 008 010 013
Chapter 3: Math Toolkit
3.P 8 001 004 005 008 010 011 013 019
3.XP 2 002 009
Chapter 4: Statistics
4.P 3 001 002 010
4.XP 2 004 005
Chapter 5: Quality Assurance and Calibration Methods
5.P 11 001 002 003 004 005 006 007 014 015 018 025
Chapter 6: Good Titrations
6.P 3 001 019 022
Chapter 7: Gravimetric and Combustion Analysis
7.XP 1 001
Chapter 8: Introducing Acids and Bases
8.P 11 006 007 008 009 017 023 024 025 028 030 034
8.XP 2 002 029
Chapter 9: Buffers
9.P 6 002 007 011 012 013 021
Chapter 10: Acid-Base Titrations
10.P 3 006 011 028
10.XP 2 010 027
Chapter 11: Polyprotic Acids and Bases
11.P 5 009 011 015 016 018
Chapter 12: A Deeper Look at Chemical Equilibrium
12.P 11 002 004 010 013 015 017 022 023 024 026 030
12.XP 1 025
Chapter 13: EDTA Titrations
13.P 13 001 003 004 006 009 011 016 017 019 020 021 022 026
Chapter 14: Electrode Potentials
14.P 8 001 007 010 013 018 020 024 025
Chapter 15: Electrode Measurements
15.P 6 001 004 012 017 019 025
15.XP 1 020
Chapter 16: Redox Titrations
16.P 5 003 007 009 010 014
Chapter 17: Instrumental Methods in Electrochemistry
17.P 5 005 009 010 012 022
Chapter 18: Let There Be Light
18.P 7 001 005 006 007 014 022 023
Chapter 19: Spectrophotometry: Instruments and Applications
19.P 5 003 008 011 015 023
Chapter 20: Atomic Spectroscopy
20.P 3 001 002 003
Chapter 21: Principles of Chromatography and Mass Spectrometry
21 0  
Chapter 22: Gas and Liquid Chromatography
22.P 3 007 023 025
22.XP 2 001 017
Chapter 23: Chromatographic Methods and Capillary Electrophoresis
23.P 4 002 004 009 017
23.XP 3 005 006 015
Total 156