Question

In manufacture of ammonia process, how carbon dioxide is removed?​

Answer 1

Answer:

The gas mixture now contains about 18% carbon dioxide which is removed by scrubbing the gas with a solution of a base, using one of several available methods. ... The last traces of oxides of carbon are removed by passing the gases over a nickel catalyst at 600 K: This process is known as methanation.

Answer 2

Answer:

The gas is then removed at low temperature,where,the equilibrium is much more favarable ,on the very active but unstable copper catalyst .The gas mixture now contain about 18% carbon dioxide which is removed by scrubbing the gas with a solution of a base ,using one of several available method