Which of the following gases is light than air? By: Sunday|Published on: May 11|Categories: Chemistry WAEC| 0 comments A. CO2 B. SO2 C. HCI D. NH3 Correct Answer: Option D D. NH3 Users Also Read These:Which of the following pairs of light rays show the…When light passes through two media X and Y of…In a mixture of gases which do not react chemically…Which of the following gases is not acidic?Which of the following gases is used to retard the…SEE ALSO Which of the following statements about enthalpy of neutralization is correct? It