In flue gas analysis by Orsat's apparatus, carbon monoxide is absorbed by__________________?
Correct answer: A. Cuprous chloride
- A. Cuprous chloride
- B. Potassium hydroxide
- C. Alkaline pyrogallol solution
- D. None of these
Explanation
In Orsat analysis, cuprous chloride selectively absorbs carbon monoxide. Potassium hydroxide absorbs carbon dioxide, while alkaline pyrogallol absorbs oxygen.
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