In sewage the waste is about ___________(a) 0.01(b) 0.02(c) 0.03(d) 0.05I got this question in class test.I'd like to ask this question from Reverse Osmosis, Ultrafilteration, COD and BOD topic in portion Water of Applied Chemistry

In sewage the waste is about ___________(a) 0.01(b) 0.02(c) 0.03(d) 0.

1.	In sewage the waste is about ___________(a) 0.01(b) 0.02(c) 0.03(d) 0.05I got this question in class test.I'd like to ask this question from Reverse Osmosis, Ultrafilteration, COD and BOD topic in portion Water of Applied Chemistry
Answer» Correct CHOICE is (d) 0.05 To explain: Sewage CONTAINS 99.95% of water and 0.05% of the organic and municipal WASTES. Strength of sewage is expressed in TERMS of BOD.

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In sewage the waste is about ___________(a) 0.01(b) 0.02(c) 0.03(d) 0.05I got this question in class test.I'd like to ask this question from Reverse Osmosis, Ultrafilteration, COD and BOD topic in portion Water of Applied Chemistry

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