What is $\backslash$Delta G$\backslash$deg rxn in kJ$/$mol for this reaction at $350$

$?$ Please report an integer, without units.

$4$ HNO$3($g$)+5$ N$2$H$4($l$)->7$ N$2($g$)+12$ H$2$O$($l$)$

$\backslash$Delta H$\backslash$deg rxn $=-3147$ kJ$/$mol

$\backslash$Delta S$\backslash$deg rxn $=507\mathrm{.}6$ J$/$mol K