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Problem 1: A RO membrane has a water permeation coefficient of 2.0104 liters /m2sec bar and an average solute permeation coefficient of 3.0104 liters /m2sec

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Problem 1: A RO membrane has a water permeation coefficient of 2.0104 liters /m2sec bar and an average solute permeation coefficient of 3.0104 liters /m2sec for TDS. Find the expected permeate TDS concentration of chloride if the feed concentration is 4500mg/L and the system operates at a gauge pressure of 35 bar on the feed-concentrate side of the membrane. Assume that the permeate has negligible osmotic pressure and is at atmospheric pressure

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