A. Gravimetric analysis of flue gas
B. Finding out combustion efficiency
C. Direct determination of nitrogen in flue gas by absorbing it in ammoniacal cuprous chloride
D. None of these
Related Mcqs:
- If CO2 is not fully absorbed by the KOH solution meant for its absorption in the orsat apparatus, it will appear as___________________?
A. O2
B. CO
C. N2
D. SO2 - In flue gas analysis by Orsat’s apparatus, carbon monoxide is absorbed by__________________?
A. Cuprous chloride
B. Potassium hydroxide
C. Alkaline pyrogallol solution
D. None of these - The cuprous chloride used in orsat apparatus can absorb___________________?
A. Only CO
B. Both CO and CO2
C. Both CO and O2
D. All CO, CO2, and O2 - Nitrogen present in the flue gas is determined in the Orsat apparatus by absorbing it in_____________________?
A. KOH
B. Ammoniacal cuprous chloride
C. Pyrogallol solution
D. None of these - In Orsat’s apparatus, ammoniacal cuprous chloride is used for selectivity absorbing________________?
A. CO
B. CO2
C. O2
D. H2O - KOH solution used in Orsat apparatus absorbs____________________?
A. CO2
B. SO2
C. Both A. & B.
D. Neither A. nor B. - In flue gas analysis by Orsat’s apparatus, carbon dioxide is absorbed by______________________?
A. Potassium hydroxide
B. Dilute potassium carbonate
C. Cuprous chloride
D. Alkaline pyrogallol solution - The pyrogallol solution used in Orsat apparatus can absorb_________________?
A. Only O2
B. Both O2 and CO2
C. Both O2 and CO
D. All CO, CO2, and O2 - In flue gas analysis by Orsat’s apparatus, oxygen is absorbed by____________________?
A. Potassium hydroxide
B. Cuprous chloride
C. Alkaline pyrogallol solution
D. None of these - The sequence of absorption in flue gas analysis by Orsat’s apparatus is respectively_______________________?
A. CO2, O2, CO
B. CO, O2, CO2
C. CO2, CO, O2
D. O2, CO2, CO
