Publishing as Benjamin Cummings. 3. A pure substance is classified as. â¢ matter with a specific and constant composition. â¢ an element when composed of one type of atom. â¢ a compound when composed of two or more. elements combined in a definite ratio. Pure Substances.
Hudson is a city in Lenawee County in the U.S. state of Michigan. The population was 2,307 at the 2010 census.
According to the most recent demographics data available from the Census Bureau released in December of 2017, Figure 1 Hudson County indicates it has 668,526 population which is the 5th in population out of 10 total in the area.