Q30
Mine water flowing at 1.5 m3/s with 2 mg/l dissolved oxygen, joins river water flowing at 7 m3/s containing 6 mg/l dissolved oxygen. The saturated value of the dissolved oxygen in the mixture is given to be 9.3 mg/l. On the basis, the initial oxygen deficit of the mixture in mg/l is
A.
2.4
B.
4.0
AnswerC.
6.8
D.
14.6
Answer: Option B
Solution
Answer: Option B
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