Problem: Automotive air bags inflate when sodium azide decomposes explosively to its constituent elements:2NaN3(s) → 2Na(s) + 3N2(g)How many grams of sodium azide are required to produce 25.0 g of nitrogen? A) 1.34 B) 58.0 C) 87.0 D) 38.7 E) 0.595

FREE Expert Solution

Use stoichiometry to determine the mass of NaN3 needed to produce 25 g N2

Find the molar mass of NaN3 and N2 for the dimensional analysis

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Problem Details

Automotive air bags inflate when sodium azide decomposes explosively to its constituent elements:

2NaN3(s) → 2Na(s) + 3N2(g)

How many grams of sodium azide are required to produce 25.0 g of nitrogen? 

A) 1.34 

B) 58.0 

C) 87.0 

D) 38.7 

E) 0.595

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