The table gives the fraction of gas-phase molecules that possess at least the listed…
CHEMISTRY · Single correct · A Level · Chemistry · Kinetics · Kinetics
Problem
The table gives the fraction of gas-phase molecules that possess at least the listed kinetic energy at 330 K.
Energy threshold (kJ mol⁻¹) Fraction of molecules
20 1.00
40 0.60
60 0.20
80 0.05
The activation energy for the decomposition of compound Z is 60 kJ mol⁻¹. Approximately what percentage of collisions at 330 K are capable of leading to reaction?
(a) 4%
(b) 20%
(c) 5%
(d) 60%