Research Article
Reaction Kinetics of Sodium Bentonite with Different Acid Systems: An Experimental Study
Table 2
Statistics of experimental results of acidified sodium bentonite in different acid systems.
| | Acid composition | Reaction order | Reaction rate constant | Reaction kinetic equation |
| | HCl | 0.47443 | 4.19624 × 10−8 | J = 4.19624 × 10−8C0.47443 | | HF | 1.29106 | 5.86665 × 10−7 | J = 5.86665 × 10−7C1.29106 | | HAC | 0.30961 | 9.78566 × 10−9 | J = 8.323 × 10−7C0.77913 | | HCl + HF | 1.77476 | 7.01068 × 10−7 | J = 7.01068 × 10−7C1.77476 | | HCl + CH3COOH | 0.45984 | 4.49262 × 10−8 | J = 4.49262 × 10−8C0.45984 | | HF + CH3COOH | 0.43035 | 4.43629 × 10−7 | J = 4.43629 × 10−7C0.43035 | | HCl + HF + CH3COOH | 1.08723 | 2.15021 × 10−7 | J = 2.15021 × 10−7C1.08723 |
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