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Designing Car Airbag with Gas Laws

Calculate quantity of NaN3 needed to generate required gas pressure and volume based on given temperature. Apply gas laws to determine precise amount for airbag design.

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Designing Car Airbag with Gas Laws

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  1. Application of Gas Laws JonaSeigel Mack Morgan

  2. Problem • You are asked to design an air bag for a car. You know that the bag should be filled with a pressure at 829 mm Hg, and at 22 degrees C. The bag has a volume of 45.5 L. What quantity of sodium azide, NaN3, should be used to generate the required quantity of gas? The reaction is 2 NaN3 2 Na + 3 N2

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