Answer to Question #152680 in Chemical Engineering for riana

Question

An activated sludge process has been designed to treat wastewater of a new township community. The results of the design calculations below:

Q = 20,000 m3 /day

Qw = 100 m3 /day

QR = 30,000 m3 /day

S0 = 500 mg COD/L

S = 25 mg

COD/L V = 5000 m3

XR = 4.5 g/L

Answer 1

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