13. Suppose an activated sludge system has an influent (feed) of 440 L/s at a suspended solids concentration of 50 mg/L. The waste activated sludge flow rate is 9 L/s at a solid concentration of 12,000 mg/L. The effluent (discharge) has a solids concentration of 20 mg/L. What is the volumetric flowrate at the effluent (discharge)? O A. 422 L/s OB.431 L/s OC.449 L/s D. 458 L/s

13. Suppose an activated sludge system has an influent (feed) of 440 L/s at a suspended solids concentration of 50 mg/L. The waste activated sludge flow rate is 9 L/s at a solid concentration of 12,000 mg/L. The effluent (discharge) has a solids concentration of 20 mg/L. What is the volumetric flowrate at the effluent (discharge)? O A. 422 L/s OB.431 L/s OC.449 L/s D. 458 L/s

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.

Question

13. Suppose an activated sludge system has an influent (feed) of 440 L/s at a suspended
solids concentration of 50 mg/L. The waste activated sludge flow rate is 9 L/s at a solid
concentration of 12,000 mg/L. The effluent (discharge) has a solids concentration of 20
mg/L. What is the volumetric flowrate at the effluent (discharge)?
OA. 422 L/s
OB. 431 L/s
OC. 449 L/s
OD 458 L/s

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