When the temperature increases from to , the rate of an enzyme-catalyzed reaction increases by a factor of 1.47. Calculate, to 3 significant figures, the activation energy for this reaction.
A sample of hydrogen peroxide decomposes with a rate constant of s−1 at and s−1 at . Calculate, to 3 significant figures, the activation energy for this reaction.
Butene can decompose to two molecules of ethene when heated. The rate constant for the decomposition reaction at is s−1 and the activation energy is 261.0 kJ/mol. Estimate the frequency (preexponential) factor for the reaction, to 2 significant figures.