| ★ |  Chapter 16: Buffers - Acid-base buffer problems | Tommy Technetium @tommytechnetium | 124 | Estados Unidos | |
| 20 |  Understanding pH & pOH Calculations (8 Minutes) | Microlearning Daily @microlearningdaily | — | Singapur | 88 |
| 8 |  Chapter 16: Titration of weak acid with strong base | Tommy Technetium @tommytechnetium | 484 | Estados Unidos | 91 |
| 10 |  Chapter 16: Titration of strong acid with strong base | Tommy Technetium @tommytechnetium | 211 | Estados Unidos | 90 |
| 4 |  Chapter 16: Acid / Base Equilibrium - introduction | Tommy Technetium @tommytechnetium | 187 | Estados Unidos | 93 |
| 12 |  Chapter 16: Buffers - change in pH in buffers | Tommy Technetium @tommytechnetium | 179 | Estados Unidos | 90 |
| 6 |  Chapter 16: Acid Base Equilibrium - weak acids, weak basis, Ka, and Kb | Tommy Technetium @tommytechnetium | 168 | Estados Unidos | 91 |
| 19 |  Chapter 16: Acid Base Equilibrium - pH, pOH, [H+], and [OH-] | Tommy Technetium @tommytechnetium | 158 | Estados Unidos | 89 |
| 11 |  Chapter 16: Acid-Base Equilirium - Conjugate acid-base pairs and pH | Tommy Technetium @tommytechnetium | 152 | Estados Unidos | 90 |
| 5 |  Chapter 16: Buffers - final buffer problem | Tommy Technetium @tommytechnetium | 140 | Estados Unidos | 92 |
| 9 |  Chapter 16: Acid-Base Equilibrium - Introduction to polyprotic acids | Tommy Technetium @tommytechnetium | 115 | Estados Unidos | 91 |
| 15 |  Chapter 16: Acid Base Equilibrium - Acidic and Basic salts | Tommy Technetium @tommytechnetium | 101 | Estados Unidos | 89 |
| 1 |  Chapter 16: Acid Base Equilibrium - More problems in acid-base chemistry | Tommy Technetium @tommytechnetium | 95 | Estados Unidos | 95 |
| 7 |  Chapter 16: Acid Base Equilibrium conjugate acid base pairs and KaKb = Kw | Tommy Technetium @tommytechnetium | 86 | Estados Unidos | 91 |
| 13 |  Chapter 16: Acid Base Equilibrium - How to find the pH of a solution of a weak acid | Tommy Technetium @tommytechnetium | 82 | Estados Unidos | 89 |
| 3 |  Chapter 16: Acid Base Equilibrium - some problems in acid-base chemistry | Tommy Technetium @tommytechnetium | 73 | Estados Unidos | 93 |
| 2 |  Chapter 16: Acid Base Equilibrium - Final round of acid-base equilibrium problems | Tommy Technetium @tommytechnetium | 72 | Estados Unidos | 94 |
| 18 |  Chapter 16: Acid Base Equilibrium - reactions between acids and bases | Tommy Technetium @tommytechnetium | 71 | Estados Unidos | 89 |
| 16 |  pH: cálculos y explicación parte II | @profewilli (Ciencias Naturales y proyectos) @profewilli | 29 | Colombia | 89 |
| 17 |  Explicación Ácidos y Bases Parte (1/2) | | 0 | España | 89 |