TABLE 1.
Stoichiometric energy generating reactions in the syntrophic coculture
| Process | Redox reaction | ΔG°′ (kJ/mol) | Equation no. |
|---|---|---|---|
| Crotonate oxidation and reduction | 2C4H5O2− + 2H2O → 2C2H3O2− + C4H7O2− + H+ | –350 | 1 |
| Butyrate fermentation reaction | C4H7O2− + 2H2O → 2C2H3O2− + H+ + 2H2(g)b | 46.8a | 2 |
| TCE reduction to cis-DCE | C2HCl3 + H2 → C2H2Cl2 + H+ + Cl− | –133 | 3 |
| cis-DCE reduction to VC | C2H2Cl2 + H2 → C2H3Cl + H+ + Cl− | –144 | 4 |
| VC reduction to ETH | C2H3Cl + H2 → C2H4 + H+ + Cl− | –154 | 5 |
a
ΔG°′ (pH 7.0) was corrected to 307.15 K.
b
2H2(g), 2H2 gas.