Which of the following gases can be collected by the method of downward delivery? by Sunday | Oct 15 | Chemistry JAMB | 0 comments A. Chlorine B. Oxygen C. Ammonia D. Hydrogen Correct Answer: Option A – Chlorine Users Also Read These:A gas that is collected by upward delivery is likely to be?When a firm's average revenue curve is…The demand curve for a commodity is downward sloping…A slender, downward growing pinnacle that hangs from…The downward sloping part of the long-run average…