How does sodium azide, $N a N_{3}$ $NaN_3$ , decompose?

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Answer 1 · 2017-01-16T19:18:45

$2 N a N_{3} (s) \to 2 N a (s) + 3 N_{2} (g)$ $2 NaN_3(s) → 2Na(s) + 3 N_2(g)$

Is mass balanced? Is charge balanced? Is this a redox equation?

This reaction is used pratically to inflate an airbag after an auto collision. Why should the reaction do this?

How does sodium azide, NaN3NaN_3, decompose?