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In which unit operation, gases are released or absorbed in the water?

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+2 votes
in Environmental Engineering by (81.4k points)
In which unit operation, gases are released or absorbed in the water?

(a) Gas transfer

(b) Ion transfer

(c) Solute stabilization

(d) Solids Transfer

This question was addressed to me at a job interview.

The query is from Various Unit Operations in chapter Unit Operations, Screening and Aeration of Environmental Engineering

1 Answer

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Best answer
Correct option is (a) Gas transfer

The best I can explain: In Gas transfer, gases are released or absorbed in water by exposing the water through aeration under normal, increased or reduced pressure.

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