For a given reaction,  $\mathrm{\Delta H}=35.5 \mathrm{kJ} {\mathrm{mol}}^{-1}$ and  $\mathrm{\Delta S}=83.6 {\mathrm{JK}}^{-1}{\mathrm{mol}}^{-1}$ The reaction is spontaneous at(Assume that  $\mathrm{\Delta H}$ and  $\mathrm{\Delta S}$ do not vary with temperature.)