Question: Calculate the A/S ratio for a DAFT that processes 700 L/min of a wastewater with a solids concentration of 17,000 mg/L. Air is supplied at

Calculate the A/S ratio for a DAFT that processes 700 L/min of a wastewater with a solids concentration of 17,000 mg/L. Air is supplied at 1.2 m3/min. Assume the density of air is approximately 1.2 kg/m3 and that of a wastewater is 1100 kg/m3.

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