Table 4. Summary of Reduction Time, Rate Constant, Correlation Coefficient, and Activity Parameter for the Degradation of Dyes by Using the AgNi@ZnO Catalyst.
| dye | reduction time (s) | rate constant (k, s–1) | correlation coefficient (R2) | activity parameter (K, s–1 g–1) | 
|---|---|---|---|---|
| rhodamine B | 90 | 0.0138 | 0.997 | 45.86 | 
| methyl orange | 60 | 0.0105 | 0.994 | 35.03 | 
| methylene blue | 60 | 0.0900 | 0.966 | 300.06 |