the movement of molecules of a particular substance from regions of high concentration to regions of low concentration of that substance, i.e. down a CONCENTRATION GRADIENT. The rate of diffusion in gases is much greater than in liquids, due to differences in their molecular structure.
1990 Score Supplemental Emmitt Smith rookie card. This is Emmitt Smithâs best rookie card. You can find these football cards on Ebay in Gem MT 10 condition for about $300-$350. These cards are condition sensitive due to the colored border. A great card and a great investment.
American Jeffrey Smith from Encinitas, Calif., has captured his first World Series of Poker bracelet in Event #9: $1,000 No-Limit Hold'em and the top prize of $323,125. Smith defeated runner-up Danny Nguyen after a long three-hour heads-up match that saw a chip lead change almost every couple of hands.