AP®︎ Chemistry Unit 8: Notes & Study Guide
Prepare for your quiz, test, or the AP exam with a comprehensive review on Unit 8 of AP Chemistry – Acids and Bases.
Unit 8: Acids and Bases
How acids and bases behave in water, how pH works, and how buffers resist changes in acidity.
Begin with Topic 8.1: Introduction to Acids and...To review Unit 8, go through each of the 11 topics below.
Everything you actually need to know for your Unit 8 test, pulled directly from the AP® Chemistry curriculum.
Introduction to Acids and Bases
Introduction to Acids and Bases
- What pH and pOH Actually Measure
- Water Autoionization and \(K_w\)
- Neutral Solutions and the pH + pOH Relationship
pH and pOH of Strong Acids and Bases
pH and pOH of Strong Acids and Bases
- What pH and pOH Mean
- Strong Acids and Strong Bases
- How to Calculate pH and pOH
Weak Acid and Base Equilibria
Weak Acid and Base Equilibria
- What Weak Acids and Weak Bases Are
- How to Find pH or pOH of a Weak Acid or Weak Base
- Connecting pH, pOH, and All Species
Acid-Base Reactions and Buffers
Acid-Base Reactions and Buffers
- What Happens When Acids and Bases Are Mixed
- The Four Types of Acid–Base Mixtures
- How Buffers Resist pH Changes
Acid-Base Titrations
Acid-Base Titrations
- What an Acid–Base Titration Is
- Equivalence Point and Stoichiometry
- Weak Acid or Weak Base Titrations
Molecular Structure of Acids and Bases
Molecular Structure of Acids and Bases
- Acid and Base Strength Comes from Conjugate Stability
- What Makes an Acid Strong or Weak
- What Makes a Base Strong or Weak
pH and pKa
pH and pKa
- What pKa Means and How It Connects to pH
- The pH vs pKa Rule for Predominant Form
- Applying the Rule to Weak Acids and Weak Bases
Properties of Buffers
Properties of Buffers
- What a Buffer Is and Why It Works
- What Makes a True Buffer and What Does Not
- The Two Reactions That Make Buffers Work
Henderson-Hasselbalch Equation
Henderson-Hasselbalch Equation
- The Henderson–Hasselbalch Equation
- What Each Part Means
- When You Can Use It
Buffer Capacity
Buffer Capacity
- What Buffer Capacity Is
- What Determines Buffer Capacity
- How Capacity Changes as Acid or Base Is Added
pH and Solubility
pH and Solubility
- How pH Can Change the Solubility of a Salt
- When pH Affects Solubility
- Acidic vs Basic Conditions Summary
Notes
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