Chemical stability when used in the technical sense in chemistry, means thermodynamic stability of a chemical system. Thermodynamic stability occurs when a system is in its lowest energy state, or chemical equilibrium with its environment.This may be a dynamic equilibrium, where individual atoms or molecules change form, but their overall number in a particular form is conserved.This type of chemical thermodynamic equilibrium will persist indefinitely unless the system is changed.his may be a dynamic equilibrium, where individual atoms or molecules change form, but their overall number in a particular form is conserved. This type of chemical thermodynamic equilibrium will persist indefinitely unless the system is changed.
Rate base (utility) Rate base is the value of property on which a public utility is permitted to earn a specified rate of return, in accordance with rules set by a regulatory agency. In general, the rate base consists of the value of property as used by the utility in providing service.
OUCC > Electric > Key Cases By Utility > Duke Energy Rates Duke Energy Rates. Duke Energyâs residential electric rates rank third-highest among the electric utilities the IURC regulates, as of July 1, 2016 *. Major components in a typical electric bill include base rates, trackers, and sales taxes. Base rates cover most of a utilityâs operating and maintenance costs. They make up about 66 percent of a typical Duke Energy residential bill. Duke Energy Indiana's base rates were approved in May 2004.