Chemical Kinetics And Nuclear Chemistry

For the reaction A \(\to\) B, the rate constant k(in s^\(-\)1) is given by

\({\log _{10}}k = 20.35 - {{(2.47 \times {{10}^3})} \over T}\)

The energy of activation in kJ mol^\(-\)1 is ____________. (Nearest integer) [Given : R = 8.314 J K^\(-\)1 mol^\(-\)1]