Air containing 5.0%. NHS is to be scrubbed counter-currently with water in an absorption column. The inlet gas rate is 95 gas mixture and the liquid rate is 135 kmol/hr | kmal/hr. of "pure water. Assume that the temp is constant at 250, and total pressure is I atm. The exit gas contains 0.25%. NH3. The equilibrium relation is given by try* = 0.9877. [ KG₁a = 62.4 kmol/hr.m³.atm] -oy Calculate the amount of Netz absorbed/hr. by calculate the Number of Transfer Unit (NTU) an mean driving Oresan force assuming that Henry's Law is applicable. Calculate the height of the tower if gas flow rate is 125 kmol/m² ha

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