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Question 1 In Industrial plants separation units are many and constitute a major cost component towards capital investment and, maintenance and operation (MO) costs. A) Briefly distinguish between physical and mass transfer separation techniques B) C) 14 marks) One method of analysis of the mass transfer process is the distributed parameter model What is the distributed parameter model approach to mass transfer analysis? [2 (0) marks] W) Regarding your answer to 01 B () above, what is the difference between molecular diffusion and mass transfer? 16 marks] Explain why two (2) composition variables of molar density and mass density are used in analysis of mass transfer processes 14 marks]