3. In flue gas analysis by Orsat�s apparatus, carbon dioxide is absorbed by
o potassium hydroxide
o dilute potassium carbonate
o alkaline pyragliol solution
o cuporus chloride
Ans: A
o potassium hydroxide
o dilute potassium carbonate
o alkaline pyragliol solution
o cuporus chloride
Ans: A
No comments:
Post a Comment