User blog comment:Casual Player :3/Variables of the Formula/@comment-5041469-20120515144540

Equilibrium Constant - http://wordnetweb.princeton.edu/perl/webwn?s=equilibrium%20constant

"((chemistry) the ratio of concentrations when equilibrium is reached in a reversible reaction (when the rate of the forward reaction equals the rate of the reverse reaction)) "

~ Matthew Harless Bjorlow.