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Question 1: The Abitibi River at Onakawana with a flow of 2340m3/s is to be treated with an alum dosage of 40mg/L. Determine the amount

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Question 1: The Abitibi River at Onakawana with a flow of 2340m3/s is to be treated with an alum dosage of 40mg/L. Determine the amount of alum required and the amount of natural alkalinity required completing the reaction. Water pH is around eight and it can be assumed that the alkalinity mainly exists as HCO3

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