A @P04866@ calculated on the basis of some physical model for the reaction. The distribution usually referred to is that of the products at the instant of their formation.
Source: PAC, 1996, 68, 149. (A glossary of terms used in chemical kinetics, including reaction dynamics (IUPAC Recommendations 1996)) on page 178 [Terms] [Paper]
Citation: 'prior distribution' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.P04852 RISBibTexEndNote