u
Smg!!. Determined BODS of wastewater
2. noml
of waste water Ps diluted to 300ml
destilled weater in standard BOD bottle.
Initial Do in the bottle is determined to be
8.5 mill. Do after 6days at 20 C is found
to be
Answers
Answer:
without
Repeating any of those numbers?
:- DISTANCE - SPEED I AVERAGE TIME & WORK:
'A' can do a piece of work in 10 days, 'B' in 15 days. In how many days
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A man can finish a work in 18 days and working with his son in 12 days
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Initial dissolved oxygen (D.O) content of the diluted sample is 7.8 mg/l. After 5 days of incubation at 20°C, the D.O. content of the sample is reduced to ... The BOD of the waste water is