Daylight Hours: 9 hours, 11 minutes (-8m 42s). The Sun's altitude in Tromsoe tromsÃ¸. Today the horizontal line signifies the, horizon the vertical lines show the times of sunrise and. Sunset altitude and heading are displayed in the box on the. right
Hydrogen cyanide (HCN), sometimes called prussic acid, is an organic compound with the chemical formula HCN. It is a colorless, extremely poisonous and flammable liquid that boils slightly above room temperature, at 25.6 Â°C (78.1 Â°F).
HCN is a compound called hydrogen cyanide. It is commonly known as just cyanide and became infamous as a poison. It is a carbon atom, a hydrogen atom and a nitrogen atom comâ¦bined in what is called a linear molecular shape. The nitrogen has 3 bonds to the central carbon, and the hydrogen has a single bond to the carbon.