SEARCH Articles Figures Tables Characterization of Petroleum Fractions Based on Chemical Reactions Example Fractional Factorial Design for Exploring the Reaction Space Fraction of reaction Fractional- and Higher-order Reactions Fractional-order reaction Characteristics Fractional-order reactions Fractionated designs chemical reaction processes Fractionating column, Fenske type Friedel-Crafts reactions Highly fractionated designs chemical reaction processes Intermediates reactions, isotope fractionation Mole fractions during reactions Mole fractions reaction from species formation Parallel reactions mixture fraction Precipitation reactions fractional Reaction fractional activity Reaction orders fractional exponents Reaction, chain, copolymer molar mass fraction Reaction, fractional conversion The determination of reaction extent using fractions The fractional extent of a reaction