1 Pure substances are further broken down into elements and compounds. Mixtures are physically combined structures that can be separated into their original components.  A chemical substance is composed of one type of atom or molecule.
Lynnwood 10 Day Weather. Thursday:The Lynnwood forecast for Apr 13 is 51 degrees and Patchy light rain. There is 76 percentage chance of rain and 9 mph winds from the South. Friday:The Lynnwood forecast for Apr 14 is 48 degrees and Patchy rain possible.
For other uses, see Lynnwood (disambiguation). Lynnwood is a city in Snohomish County, Washington, United States. The population was 36,485 at the 2010 census, making it the fourth largest in Snohomish County and thirtieth largest in Washington State. The city is a mix of urban, suburban, small city, crossroads, and bedroom community to many professionals who work in Seattle.