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1. The following equilibrium data in Table 01 (a) was obtained from the batch adsorption of malachite green (MG) dye on coconut shell activated carbon

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1. The following equilibrium data in Table 01 (a) was obtained from the batch adsorption of malachite green (MG) dye on coconut shell activated carbon To further understand the reaction nature of adsorption process, a list of mathematical models is available to determine the reaction kinetic parameters, The linear form of preulo first order and pseudo second order kinetic equations are provided (Equution 1 and 2). Table 0.1(a): Batch adsorption equilibrium data (initial MG concentration: 20 mg1., T-323K) L, minute 9. mg/ 0 0 1 8.80 2 8.86 3 954 4 9.77 5 10.68 10 10.91 20 13.20 30 14.91 40 15,85 50 16.77 60 1792 90 19.08 120 19.31 150 19.85 180 19.85 240 19.88 300 19.89 360 Source: Haji Azaman, SA, Afandi, A., Hameed, B.11. Mohd Din, AT 19.92 (2018) Removal of malachite green from aqueous phase using coconut shell activated carbon Adsorption, desorption, and reability studies, Journal of Applied Science and Engineering. 2018, 210). pp. 317-330, Prado l'Order In(a. - .) = 14-k, Equation Pseudo 2 Onder- Equation 2 - where is the amount of MG dyes removed at time I (mg/sl. q. is the adsorption capacity at equilibrium (mg/g), is the pseudo-first-order rate contant/min)(mgmin) is the pseudo-second-order rate constant of adsorption and is the contact time min) SULT AAA C E 1. : Auto Scroll Read Mode Background late Scree SULIT - 3 - [EKC 336) Using EXCEL, prepare a new table and show the processed data for pseudo 1" order and pseudo 20 order kinetic models, respectively, Insert the image of table in your answer script. [10 marks) Using EXCEL, plots the TWO yaphs separately. Show the linear model equations and Re' by using TRENDLINE function for both plots, accordingly. Insert the image of two graphs in your answer script. [15 marks) Tim Determine the reaction rate constants for adsorption kand ko Accordingly, determine the appropriate reaction order of the respective adsorption experimental data. Justify your answer [10 marks) liv Based on your answer in Q.1 (14) discuss the possible adsorption mechanism involved in the adsorption of MG dye on coconut shell activated carbon 110 marks) M A batik making company in Kelantan is interested to install an efficient adsorption module to treat 10000 literday of the generated coloured effluents. Using your knowledge in chemical reaction engineering discipline, propose appropriate recommendations to solve the issue 15 marks)

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