Dip one Q-tip into concentrated hydrochloric acid (HCl) and a second cotton swab into concentrated aqueous ammonia (NH3). Simultaneously insert both cotton swabs into the ends of the glass apparatus ...

ammonium nitrate and ammonium sulfate – can be identified by heating a solution of the ions with sodium hydroxide. This reaction produces ammonia gas, as shown in the ionic equation below: ...

Add a few drops of 3M NH3 to each beaker. The solution will turn pink. Add a scoop of solid NH4Cl to one of the beakers. The pink color will become very faint or disappear. Use the other beaker as a ...

When the reaction takes place between the two reactants as their vapors mix in the air the solid ammonium chloride product is formed in flowing trails ideal for beautiful smoke photography. To receive ...