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20 February, 17:15

If an automobile air bag has a volume of 11.5 l, what mass of nan3 (in

g. is required to fully inflate the air bag upon impact? assume stp conditions.

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  1. 20 February, 17:29
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    Moles of NaN3 at STP = volume of gas / 22.4 = 11.5/22.4 = 0.5mole. Massof NaN3 = moles of NaN3 x molecular weight = 0.5 x 65 = 32.5 grams.
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