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.
Kayak on the Hudson River. Welcome to the beautiful Hudson Valley of New York. Nestled in the foothills of the Berkshire and Taconic Mountains are the towns of eastern Dutchess and southern Columbia counties. Bordering Connecticut, these towns are conveniently located to some of the finest recreational, cultural and just âplain ole funâ that the region has to offer.