Casimir Pulaski was a talented military leader and brilliant battlefield tactician who, in the 1770s, had to leave his native Poland after participating in the unsuccessful wars to oust StanisÅaw II, a king put in place to rule at the behest of the Russians.
What is ammonia? Ammonia, also known as azane, is a chemical compound made of molecules which each contain one atom of nitrogen and three atoms of hydrogen. The molecular structure of ammonia is NH3. At ordinary room temperature and pressure, ammonia is a colourless gas which is lighter than air.
NH3 or ammonia is a compound. It is synthesized from H2 and N2. However, industrial NH3 product is a mixture because it contains not only NH3 but also other ingredients and im â¦ purities, that come during production phase. 3 people found this useful. The Periodic Table of Elements Life is sustained by a number of chemical elements. 2  They are responsible for the birth of planets and the evolution of cells to complex organisms. 3  Everyone knows that withoutâ¦.