Alkaline pyrogallate is used in Orsat's apparatus for absorption of – McqOptions

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1.	Alkaline pyrogallate is used in Orsat's apparatus for absorption of
A.	CO‚Äö√á√á
B.	CO
C.	O‚Äö√á√á
D.	N‚Äö√á√á
Answer» D. N‚Äö√á√á

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