ammonia

Preparation of Ammonia – NH3. Ammonia is easily made in the laboratory by heating an ammonium salt, such as ammonium chloride NH 4 Cl with a strong alkali, such as sodium hydroxide or calcium hydroxide. 2NH4Cl + Ca (OH)2 → CaCl2 + 2H2O + 2NH3(g) The gas may also be made by warming concentrated ammonium hydroxide. bocoran admin riki surga dewa