Ammonia present in the coke oven gas is removed by washing with___________________?
(A) Caustic solution
(B) Dilute ammoniacal liquor
(C) Dilute HCl
(D) Ethanolamine
Ammonia present in the coke oven gas is removed by washing with___________________?
(A) Caustic solution
(B) Dilute ammoniacal liquor
(C) Dilute HCl
(D) Ethanolamine
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