A compound is a chemical substance that forms when two or more different elements combine in a fixed ratio. Water (H2O), for example, is a compound that is made up of two hydrogen atoms for every one oxygen atom. Sodium chloride (NaCl) is a compound made up of one sodium atom for every chlorine atom.
Hudson, Iowa. Hudson is a city in Black Hawk County, Iowa, United States. The population was 2,282 at the 2010 census. The rural community of Hudson has grown in recent years and is included as a part of the Waterloo-Cedar Falls Metropolitan Statistical Area. Contents.
Hudsonâs 40-bed unit occupies a dormitory at the menâs medium security facility, located in the city of Hudson in Columbia County. It is reserved for inmates due to be released to Albany, Rensselaer, Columbia and Schenectady counties. DOCS and the Division of Parole collaborated with Reentry Task Forces from Albany and Rensselaer counties and community-based agencies from Schenectady and Columbia counties to create the transitional dorm.