pH of a weak acid
Pick a weak acid and its concentration to see the pH and how little of it dissociates.
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Questions students ask
What makes an acid weak?
It only partly dissociates in water, so the hydrogen ion concentration is far less than the acid concentration.
What formula does it use?
[H⁺] ≈ √(Ka × c); pH = −log₁₀[H⁺].
Free notes on weak acids
- Acids, Bases, and Buffers · Chemical Basis of Life Part 2
- Introduction to Ionic Equilibria · Got it — only names: *2. Solutions* *3. Ionic Equilibria* *5. Electrochemistry* *6. Chemical Kinetics*
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