Friday, March 6, 2009

phyical properties@ chimcal properties

phyical properties is any aspect of an object or substance that can be measured
chemical properties is any of a material's properties that become evident during a chemical reaction.

Wednesday, March 4, 2009

hetreogeneous

Hetreogeneous mixture-non-uniform distibution of components.
ex: gravel, soil, chocolate chip cookie, iceT, blood, soup.


Homogeneous mixture- composed of one phase only.
ex: kool-aid, saltwater, air, lemon-aid, gasoline, OJ