Textbook Problem

m>89. Ammonia and gaseous hydrogen chloride combine to form ammonium chloride.

em>

msp;  ${\text{NH}}_{\text{3}}\left(g\right)+\text{HCl}\left(g\right) {\text{NH}}_{\text{4}}\text{Cl}\left(s\right)$

$\text{4}.\text{2l L}$of ${\text{NH}}_{\text{3}}\left(g\right)$at $\text{27 }°\text{C}$and $\text{1}.0\text{2 mm}$is combined with $\text{5}.\text{35 L}$of $\text{HCl}\left(g\right)$at $\text{26 }°\text{C}$and $0.\text{998}$arm, what mass of ${\text{NH}}_{\text{4}}\text{Cl}\left(s\right)$will be produced? Which gas is the limiting reactant? Which gas is present in excess?