Simultaneous Photocatalytic Reduction of Cr(VI) and Oxidation of Benzoic Acid in Aqueous N-F-Codoped TiO<sub><b>2</b></sub> Suspensions: Optimization and Modeling Using the Response Surface Methodology

<table>The normal probability (%) plot of the experimental results for % Cr(VI) removal.</table>

International Journal of Photoenergy

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Figure 4

Figure 4: Simultaneous Photocatalytic Reduction of Cr(VI) and Oxidation of Benzoic Acid in Aqueous N-F-Codoped TiO<sub><b>2</b></sub> Suspensions: Optimization and Modeling Using the Response Surface Methodology 

Figure 4 | Simultaneous Photocatalytic Reduction of Cr(VI) and Oxidation of Benzoic Acid in Aqueous N-F-Codoped TiO2 Suspensions: Optimization and Modeling Using the Response Surface Methodology 