Suppose you are asked to determine whether a nugget is made of gold on the basis of its density. You weigh the nugget and find t
1 answer:
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Answer:
The right solution according to the question is provided below.
Explanation:
According to the question,
(a)
The initial conditions will be:
DO =
=
=
The initial oxygen defict will be:
Do =
=
The initial BOD will be:
Lo =
=
=
(b)
The time reach minimum DO:
tc =
=
By putting the values of log, we get
=
The distance to reach minimum DO will be:
Xc =
=
=