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15 Cards in this Set

  • Front
  • Back
substance
matter that has a uniform and unchanging composition
physical property
characteristic that can be observed or measured without changing the sample's composition
extensive properties
a physical property that is dependent upon the amount of substance present

MASS
Intensive properties
independent of the amount of substance present

DENSITY
chemical property
ability of a substance to combine with or change into 1 or more other substances
vapor
gaseous state of a substance that is a solid or a liquid at room temperature
stated of mstter
all matter that exists on earth can be classified as 1 off 3

plasma 4th-doesn't naturally occur on earth except in form of lightning bolt
solid
form of matter that has its own definite shape and volume
liquid
a form of matter that flows, has constant volume, and takes the shape of its container
gas
form of matter that flows to conform to the shape of its container and fills the entire volume of its container
chromotography
technique that seperates the compounds of a mixture (mobile phase) on the basis of the tendency of each to travel or be drawn across the surface of another material
crystallization
a separation technique that results in the formation of pure solid particles of a substance from a solution containing the dissolved substance
distillation
a seperation technique that is based on differences in the boiling points of the substances involved
compound
a combination of 2 or more different elements that are combined chemically
solution
homogeneous mixtures
constant composition throughout ; always has a single phase