Automotive Air Bags Inflate When Sodium Azide Decomposes Explosively to Its

Automotive air bags inflate when sodium azide decomposes explosively to its constituent elements: $2 \mathrm { NaN } _ { 3 }$ (s) ? 2Na(s) + $3 \mathrm {~N} _ { 2 }$ (g) How many grams of sodium azide are required to produce 37.0 g of nitrogen?

A) 0.881
B) 129
C) 1.98
D) 85.9
E) 57.2