Tom Araya Net Worth is $28 Million. Tom Araya is one of the richest American born rock stars, with a net worth of $28 million. Tom Araya has earned his net worth as an active part of the Rock community since 1981. He is best known for his participati Tom Araya is a Chilean American musician, best known as the bassist and vocalist of the American thrash metal band Slayer.
For other uses, see Concentration (disambiguation). In chemistry, concentration is the abundance of a constituent divided by the total volume of a mixture. Several types of mathematical description can be distinguished: mass concentration, molar concentration, number concentration, and volume concentration.
As used in the process of diffusion, the concentration gradient is the graduated difference in concentration of a solute within a solution (as expressed per a unit distance). Molecules tend to move from areas of greater concentration to areas of lesser concentration. i.e. <i>down the gradient</i>.