zero-order reaction


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zero-order reaction

[′zir·ō ¦ȯrd·ər rē′ak·shən]
(physical chemistry)
A reaction for which reaction rate is independent of the concentrations of the reactants; for example, a photochemical reaction in which the rate is determined by the intensity of light.
References in periodicals archive ?
The correlation coefficients (Rs) were greater than 0.99 concurring with the zero-order reaction mechanism.
In the case of scorch-inhibited compounds, the two-stage vulcanization process is easily accommodated by allowing the first stage, zero-order reaction analysis to proceed to completion before starting the second stage, first-order simulation.
The half-life in a zero-order reaction is defined as it was for a first-order reaction, the time it takes for one-half the substrate to disappear.