Multiple choice Which of the following compounds is used to produce low temperatures in cooling baths? Ammonium chloride Ammonium cyanide Ammonium fluoride Ammonium iodide Reveal answer Fill a bubble to check yourself A Correct answer Explanation Ammonium chloride is an inorganic compound with the formula NH4Cl. It is a white crystalline salt that is highly soluble in water. Solutions of ammonium chloride are mildly acidic. It is used to produce low temperatures in cooling baths.