The MLSS concentration in an aeration tank is 2500 mg/l and the settle – McqOptions

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1.	The MLSS concentration in an aeration tank is 2500 mg/l and the settled sludge volume is 215 ml, the sludge volume index is
A.	86 ml/g
B.	8.6 ml/g
C.	6.8 g/ml
D.	68 g/ml
Answer» B. 8.6 ml/g

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