Where can you get your hands on these materials? Instant cold packs use ammonium nitrate and water to start an endothermic reaction. The potassium chloride can be found in the grocery store as a ...

Although water-soluble, ammonium attaches readily to clay and organic matter particles (in much the same way iron is attracted to and held on a magnet), thus preventing it from leaching away. Then ...

Two dry solids --- barium hydroxide and ammonium nitrate --- are mixed to produce an endothermic reaction. The temperature of the mixture drops approximately 45oC and is cold enough to freeze the ...

Ammonium nitrate (NH 4 NO 3) is commonly used as a fertiliser. Given the relative atomic mass of hydrogen is 1, nitrogen is 14 and oxygen is 16, calculate the percentage of ammonium nitrate that ...

The lawn and garden fertilizer plant is home to more than 300 tons of ammonium nitrate, and officials feared a potential explosion. According to local media, the fire started Monday night.