The slope of Arrhenius Plot (ln \( \mathrm{K} \mathrm{v} / \mathrm{s} \) 1/T) of first order reaction is \( -5 \times 10…

The slope of Arrhenius Plot (ln \( \mathrm{K} \mathrm{v} / \mathrm{s} \) 1/T) of first order reaction is \( -5 \times 10^{3} \mathrm{~K} \). The value of \( \mathrm{E}_{\mathrm{a}} \) of the reaction is.

[Given \( \mathrm{R}=8.314 \mathrm{JK}^{-1} \mathrm{~mol}^{-1} \) ]

[NEET 2021]