Chemistry - Chemical Equilibrium Question with Solution | TestHub

$$\begin{array}{c}\text{At}\text{27}{}^{\circ }\text{C,}\text{the}\text{rate}\text{of}\text{forward}\text{reaction}\text{at}\text{time,}\text{t,}\text{is}{\text{e}}^{\text{4}}\text{times}\text{greater}\text{than}\text{that}\\ \text{of}\text{reverse}\text{reaction}\text{for}\text{the}\text{reaction:}\text{A}\text{+}\text{B}\rightleftharpoons \text{P.}\text{The}\text{magnitude}\text{of}\text{free}\text{energy}\\ \text{change}\text{involved}\text{at}\text{that}\text{time}\text{(in}\text{cal)}\text{is}\text{(take}\text{R}\text{=}\text{2}\text{cal/mol/K)}\end{array}$$