A chemist wants to double the rate of an elementary gas-phase reaction carried out at…
CHEMISTRY · Single correct · A Level · Chemistry · Kinetics · Kinetics
Problem
A chemist wants to double the rate of an elementary gas-phase reaction carried out at 300 K. Which of the following single changes is most likely to achieve this goal without altering the reactant concentrations?
(a) increasing the total pressure by 5%
(b) decreasing the activation energy by 5 kJ mol−1
(c) raising the temperature by 10 K
(d) replacing the reaction vessel with one of identical volume but a different shape