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Gaseous ammonia was introduced into a sealed container and heated to a certain temperature:

$2$ NH$3($g$)$ N$2($g$)+3$ H$2($g$)$

At equilibrium, $[$NH$3]=0\mathrm{.}0229$ M$,[$N$2]=0\mathrm{.}115$ M$,$ and $[$H$2]=0\mathrm{.}36$ M$.$

Calculate Kc for the reaction at this temperature.

Kc $=$