| Select | | View | Download | | 39.1 Irreversible and reversible reactions | | |
| 39.2 Characteristics of dynamic equilibrium | | |
| 39.1 Irreversible and reversible reactions (bilingual version) | | |
| 39.2 Characteristics of dynamic equilibrium (bilingual version) | | |
| Dynamic equilibrium (combined version) | | |
| Dynamic equilibrium (bilingual, combined version) | | |