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a) If the sludge concentration in the return sludge line from the secondary clarifier were the similar as the MLVSS concentration, would recycle of return sludge enhances the sludge age? Why?

b) What is the SVI of mixed liquor with a TSS concentration of 3150 mg/L that settles to a volume of 160 mL in a 1L cylinder?

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Category:- Chemistry
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