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 writing chemical equations for reversible reactions, the usual one-way arrow ... can break down to form ammonia and hydrogen chloride. It also shows that ammonia and hydrogen chloride ...

Bleach solutions and ammonia combine to form chloramines, some of them known to produce toxic gas and cause respiratory irritation. Impacts of the chemical reaction can range from a cough to a ...