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The temperature of sewage increases. What will be the effect on the dissolved oxygen in sewage?

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+1 vote
in Environmental Engineering by (81.4k points)
The temperature of sewage increases. What will be the effect on the dissolved oxygen in sewage?

(a) Remains constant

(b) Increase

(c) Decrease

(d) No effect

I had been asked this question in a job interview.

My doubt is from Chemical Characteristics of Waste Water in division Wastewater Characteristics of Environmental Engineering

1 Answer

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Best answer
The correct choice is (c) Decrease

To explain: The temperature and dissolved oxygen are inversely proportional to each other.

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