JAMB - Chemistry (1995 - No. 26)
In the industrial production of hydrogen from natural gas, carbon (IV) oxide produced along with the hydrogen is removed by?
washing with water under pressure
passing the mixture into lime water
using ammoniacal copper (l) chloride
drying over phoshorus (V) oxide
Giải thích
The carbon (IV) oxide produced along with the hydrogen is removed by dissolving it in water under a pressure of 30atm or other solvents like caustic soda solution.