rate constant

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rate constant

The speed of a chemical reaction. It varies with absolute (Kelvin) temperature.
See also: constant
References in periodicals archive ?
The maximum flow rate coefficients of both fans are near 0.
Temperature-dependent rate coefficient values derived for each dataset are listed in Table 2.
For quantitative comparison of the effect of various solvents on the TBO dissolution kinetics, the rate coefficient k was estimated by different kinetic models.
From the slope of the plot the rate coefficient of reaction [k.
For domestic models that substitute with Japanese models, a binding voluntary export restraint implies a zero exchange rate coefficient and a negative coefficient of the voluntary export restraint (as in equation (5)), whereas a nonbinding voluntary export restraint implies a positive exchange rate coefficient and a zero coefficient of the voluntary export restraint (as in equation (4)).
As all reaction rate coefficients are increasing with temperature and competition between reactions takes place, there is no clear trend of BOD/TOC with increasing temperature.
Among 11 high-cost industries mentioned above, only two (ADP equipment and specialized industrial machines) carry a significant coefficient with correct negative sign, whereas in the remaining low-cost industries there are 24 industries with a significant negative exchange rate coefficient.
The measured rate coefficient for the reaction is in good agreement with results from a quantum mechanical two-body scattering theory for all the intensities that were achievable experimentally, and can exceed the classical limit by more than four orders of magnitude.
We would conclude that the county unemployment rate coefficient is economically insignificant.
The sum of the overall unemployment rate coefficient and that for the most recent period interaction variable indicates that since 1992 a 1 percentage point decrease in the unemployment rate is associated with a 0.
One of the important principles of gating system modification GRAC officials have discovered is to keep the flow rate coefficient of the gating system close to its original value.
Referring to Table 1, the real interest rate coefficient is the only one which is statistically significant with a t-statistic of 2.