In the Orsat flue gas analyser, ammonia Cal cuprous chloride is used t

1.	In the Orsat flue gas analyser, ammonia Cal cuprous chloride is used to absorb:
A.	\[C{{O}_{2}}\]
B.	CO
C.	\[{{O}_{2}}\]
D.	\[{{N}_{2}}\]
Answer» C. \[{{O}_{2}}\]

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In the Orsat flue gas analyser, ammonia Cal cuprous chloride is used to absorb:

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