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Water/Wastewater Treatment After repairing a section of a water main, a water treatment specialist must disinfect the section with chlorine. To determine the amount of chlorine needed in pounds, the specialist performs the following calculation:
Pounds of chlorine = (0.002349 million gallons)(450 mg/L)(8.34 lb/gal) How many pounds of chlorine are needed to disinfect the section of pipe?
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