Question

which of the following is used in the manufacture of urea ?
oxygen
argon
hydrogen
carbon dioxide​

Answer 1

Answer:

Urea was first produced industrially by the hydration of calcium cyanamide but the easy availability of ammonia led to the development of ammonia/carbon dioxide technology. This is a two step process where the ammonia and carbon dioxide react to form ammonium carbamate which is then dehydrated to urea

this is how urea manufactured

this is how urea manufacturedthanks for asking question

this is how urea manufacturedthanks for asking question I think it help you