Experiment by Tabitha Nyawera and Felister Njeri.
Ammonia gas is a compound of nitrogen, it down not occur naturally and can be prepared by either reacting Ammonium chloride and Calcium hydroxide or Ammonium sulphate and sodium hydroxide solution. to he second method is preferred. because water is formed as a Iiquid and therefore the flask will not break.,.
Ещё видео!