Table 1 The data from fitting the initial five manganese-oxides’ oxidation reaction to first-order kinetic models
From: The influence of environmental conditions on kinetics of arsenite oxidation by manganese-oxides
Manganese oxide | Time scale (min) | kobserved (s−1) | r2 |
|---|---|---|---|
Acid birnessite | 0–15 | 0.1326 | 0.9829 |
δ-MnO2 | 0–5 | 1.3684 | 1.0000 |
Hexagonal birnessite | 0–5 | 0.0446 | 1.0000 |
5–2880 | 0.0003 | 0.8465 | |
Biogenic Mn-oxide | 0–30 | 0.0039 | 0.8229 |
90–180 | 0.0212 | 0.9154 | |
Random stacked birnessite | 0–720 | 0.0012 | 0.9561 |