(Solved): Nitrogen gas and hydrogen gas react to form ammonia according to the following thermochemical equat ...

Nitrogen gas and hydrogen gas react to form ammonia according to the following thermochemical equation. \[ 2 \mathrm{NH}_{3} \rightarrow 3 \mathrm{H}_{2}+\mathrm{N}_{2} \quad \Delta \mathrm{H}=+32 \mathrm{~kJ} \] Write the balanced chemical equation for a reaction involving these substances with the following change in enthalpy, \[ \Delta H=-128 \mathrm{~kJ} \]