SEARCH Articles Figures Tables Arrhenius plot, observed reaction rate Arrhenius plots observed rate constants, 208 General kinetic observations overall rate coefficient Nucleotides observed rate constants Observational rating scales Observations and Ratings of Student Performance Observed First-Order Rate Constants Observed Rate Behavior Observed deactivation rate constant Observed pseudo-first-order rate Porous Structure and Observed Reaction Rate Rate constants observed Rates observed reaction rate The Effect of Intrapellet Mass Transfer on Observed Rate The Effect of Mass Transfer on Observed Rates