Research Article
Adsorption Ability for Toxic Chromium (VI) Ions in Aqueous Solution of Some Modified Oyster Shell Types
Figure 11
Different linear kinetic models of Cr (VI) ions adsorption according to their equations and correlation coefficient values. (a) First-order reaction model. (b) Pseudo-first-order reaction model. (c) Second-order reaction model. (d) Pseudo-second-order reaction model.
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