demand. This B0D fiers to the potion of hindegadution where CBOD curs throughout
ID: 1714696 • Letter: D
Question
demand. This B0D fiers to the potion of hindegadution where CBOD curs throughout filowing staement is wong? A This beealing point chlorination diagram is used to chlorine nesiual levels rifeerr--y yields fferent breaking point C High free chlorine is always preferred as it warants long term disinfection and quality of delivered water D. Free chlorine onidizes ammonia mitrogen to form chloramines. The decline of chloramines is resulted from the oxidation by additional free chlorine present in water. 5. What are the beneficial properties of biofilm based reactors versus suspended sluge in tewaner treatment? B. High sludge retention time; C. Biofilm reactors promote nitrification; D.Al of A, Band C 21800 o in: See footnote on p. 283) 220.00 m/L. HCO 5.00 m/L coExplanation / Answer
1. Option d is the correct answer
Filtration is not the process involved in flocculation and coagulation
Filtration is the process of separating solid elements through sand bed or by other mechanisam
Filtration is entirely different to coagulation
2. Option d is the correct answer
BOD@5 indicates the water sample will have 50mg/l of dissolved oxygen to kill bacteria after 5 days
5.option D is the correct answer
Low sludge production
High sludge retention time
Biofilm reactors promotes nitrification
These were all beneficial properties of biofilm based reactors Vs sludge treatment in waste water treatment
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