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.
Bay County. 1  111 Washington Street. 2  1574 E Washington Road. 3  Gladwin, MI 48624. 4  Big Rapids MI 49307. 5  Midland, MI 48640. 6  337 Lemke Street. 7  Reed City, MI 49677. 8  Clare, MI 48617.