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Calculate the daily lime required n this plant if injected

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A dosage of 40mg/L of alum is added for the coagulation of water in the water treatment plant with a 20 MGD capacity. To supplement the natural alkalinity for good floc formation, lime (CaO) is also added. It is desired to react only 10mg/L (as CaCO3) of natural alkalinity.

Calculate the daily lime required (lbs/day) in this plant if injected lime (CaO) has 85% (w/w) purity.

Reference no: EM131686043

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