Sodium azide, a compound containing only sodium (Na) and nitrogen(N), is used as a propellant for inflating airbags in someautomobiles. A sample of...

Sodium azide, a compound containing only sodium (Na) and nitrogen(N), is used as a propellant for inflating airbags in someautomobiles. A sample of sodium azide was weighted into acrucible. The crucible was covered and heated until only Na remained. The crucible was then cooled and reweighed.