A cotton swab is dipped into concentrated hydrochloric acid (producing hydrogen chloride gas) while a second on is dipped into concentrated aqueous ammonia (producing ammonia gas). Both cotton swabs ...

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 ...

The system achieved an impressive energy efficiency of 52.3%, the highest reported based on anode performance alone, and the ammonia production rate reached 146 μmol/cm 2 h—well above the U.S ...