Homework Helpers: Chemistry is a user-friendly review book that will make every student or parent trying to help their child feel like he or she has a private Chemistry tutor. Concepts are explained in clear, easy-to-understand language, and problems are worked out with step-by-step methods that are easy to follow.

Table of Contents

• Preface: Welcome to Homework Helpers: Chemistry!
• Chapter 1: An Introduction to Chemistry: The Science of Chemistry
• Lesson 1–1: Classification of Matter
• Lesson 1–2: Phases of Matter
• Lesson 1–3: Chemical and Physical Properties
• Lesson 1–4: Chemical and Physical Changes
• Lesson 1–5: Energy and Chemical Reactions
• Chapter 2: Measurements and Calculations
• Lesson 2–1: The International System of Measurements (SI)
• Lesson 2–2: Measuring Matter
• Lesson 2–3: Uncertainty in Measurements
• Lesson 2–4: Calculating with Significant Digits
• Lesson 2–5: The Factor-Label Method
• Lesson 2–6: Density Calculations
• Chapter 3: Atomic Structure
• Lesson 3–1: Modern Atomic Theory and Model
• Lesson 3–2: Elemental Symbols
• Lesson 3–3: Quantum Numbers
• Lesson 3–4: Electron Configuration
• Lesson 3–5: Orbital Notation
• Lesson 3–6: Lewis Dot Notation
• Lesson 3–7: The Periodic Table of Elements
• Chapter 4: Bonding and Molecular Structure
• Lesson 4–1: Types of Bonds
• Lesson 4–2: Ionic vs. Molecular Compounds
• Lesson 4–3: Lewis Dot Diagrams for Compounds
• Lesson 4–4: Structural Formulas
• Lesson 4–5: Geometry of Molecules
• Lesson 4–6: Polarity of Molecules
• Chapter 5: Chemical Formulas
• Lesson 5–1: Oxidation Numbers
• Lesson 5–2: Writing Chemical Formulas
• Lesson 5–3: Naming Compounds
• Lesson 5–4: Molecular and Empirical Formulas
• Lesson 5–5: Molecular and Formula Mass
• Lesson 5–6: Using Coefficients With Formulas
• Chapter 6: Chemical and Nuclear Reactions
• Lesson 6–1: Balancing Chemical Equations
• Lesson 6–2: Classifying Chemical Reactions
• Lesson 6–3: Ionic Equations
• Lesson 6–4: Oxidation and Reduction Reactions
• Lesson 6–5: Nuclear Reactions
• Chapter 7: Stoichiometry
• Lesson 7–1: The Mole
• Lesson 7–2: Molar Conversions
• Lesson 7–3: Mole-Mole Problems
• Lesson 7–4: Mass-Mass Problems
• Lesson 7–5: Mixed Mass-Volume Problems
• Lesson 7–6: Volume-Volume Problems
• Chapter 8: Gases
• Lesson 8–1: Measuring Gas Pressure
• Lesson 8–2: Boyle's Law
• Lesson 8–3: Charles's Law
• Lesson 8–4: Dalton's Law
• Lesson 8–5: Combined Gas Law
• Lesson 8–6: Graham's Law
• Lesson 8–7: Ideal Gas Law
• Chapter 9: Solutions, Acids, and Bases
• Lesson 9–1: Solutions
• Lesson 9–2: Properties of Acids and Bases
• Lesson 9–3: Naming Acids
• Lesson 9–4: Theories of Acids and Bases
• Lesson 9–5: Strengths of Acids and Bases
• Lesson 9–6: Acid-Base Titrations
• Glossary
• About the Author