In flue gas analysis by Orsat's apparatus, carbon dioxide is absorbed – McqOptions

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1.	In flue gas analysis by Orsat's apparatus, carbon dioxide is absorbed by
A.	potassium hydroxide.
B.	dilute potassium carbonate.
C.	cuporus chloride.
D.	alkaline pyragllol solution.
Answer» B. dilute potassium carbonate.

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