Question: please answer with clear steps Problem 4.12: (30 marks) A fresh feed stream flowing at a rate 100 kg/min consists of the following mass fractions:

please answer with clear steps

Problem 4.12: (30 marks) A fresh feed stream flowing at a rate 100 kg/min consists of the following mass fractions: 0.4 A, 0.1 B and 0.5 Centers an evaporator where evaporate leaves from top of evaporator contains 0.8 mass fraction A, the balance is B and C. 60% of the concentrated product stream is recycled and combined with the fresh feed stream. The concentrated product stream consists of 0.3 mass fraction of A and 0.125 mass fraction B, the balance is C. Draw and label the process flow sheet and determine the flow rate and mass fraction of A in the evaporator feed streams

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