The gas produced during decomposition of matter is? by Sunday | May 16 | Biology WAEC | 0 comments A. hydrogen sulphide B. carbon monoxide C. chlorine D. oxygen Correct Answer: Option A A. hydrogen sulphide Users Also Read These:Which of the following involves the decomposition…The pressure of a fixed mass of an ideal gas at 27°C…The gas obtained as a product of anaerobic action on…What volume of oxygen is produced from the…Which of the following organisms will not bring…