Alevel chemistry:orders, rate equations and rate constants 0.0 / 5 ? ChemistryEnergeticsrates of reactionsA2/A-levelOCR Created by: RachaelgCreated on: 24-05-20 14:52 punctuation used to say concentration of in rate equations square brackets 1 of 17 powers of reactants in the rate equation orders 2 of 17 order when concentration of reactant has no effect of the rate zero 3 of 17 order of reactant that, when [reactant] is doubled rate is doubled first 4 of 17 power of second order reactant when proportional to rate two 5 of 17 proportionality constant represented by K in the rate equation rate constant 6 of 17 sum of orders with respect to each reactant overall order 7 of 17 measurmants taken at time intervals throughout the experiment continuous monitoring 8 of 17 measurment made by colorimeter absorbance 9 of 17 half life in first order reaction constant 10 of 17 in rate concentration graphs of first order reactions the line passes through which point origin 11 of 17 clock reaction using starch and what other chemical turns colourless to black iodine 12 of 17 ratio of chemicals in an equation stoichiometry 13 of 17 rate determining step is which step in the mechanism slowest 14 of 17 as temperature increases rate constant... increases 15 of 17 equation showing the exponential relationship between rate constant and temperature arrhenius equation 16 of 17 form of the arrhenius equation allowing a straight line graph to be drawn to determine A and Ea logarithmic 17 of 17

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