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18/03/2022 8:47 pm
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What is the concentration of dissolved oxygen in cold water?
(a) 5 ppm
(b) 10 ppm
(c) 200, 000 ppm
(d) 100 ppm
1 Answer
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18/03/2022 8:48 pm
Correct answer: (b) 10 ppm
Explanation:
In cold water, dissolved oxygen can reach a concentration upto 10 ppm, whereas oxygen in air is about 200, 000 ppm.