For the reaction, \( 2 \mathrm{NO}_{2}(\mathrm{~g}) \rightleftharpoons \mathrm{N}_{2} \mathrm{O}_{4}(\mathrm{~g}) \), wh…

For the reaction, \( 2 \mathrm{NO}_{2}(\mathrm{~g}) \rightleftharpoons \mathrm{N}_{2} \mathrm{O}_{4}(\mathrm{~g}) \), when \( \Delta S=-176.0 \mathrm{~JK}^{-1} \) and \( \Delta \mathrm{H}=-57.8 \mathrm{~kJ} \mathrm{~mol}^{-1} \), the magnitude of \( \Delta \mathrm{G} \) at \( 298 \mathrm{~K} \) for the reaction is -____ \( \mathrm{kJmol}^{-1} \). (Nearest integer)