Respuesta :
When 5.86 grams of NaN3, then 22.99 gram of Na are produced by using mole formula.
What is gram ?
A thousandth of a kilo-gram in terms of mass in the metric system.
What is mole?
A mole is a unit of measurement for atom amount. A mole of Iron atoms weighs heavier than just a mole of Carbon molecules because it is measured by the number of atoms present instead of by weight.
The reaction can be written as:
[tex]2 Na N_{3}[/tex] → 2Na + [tex]3N_{3}[/tex].
It can be seen that 2 mole of sodium azide give 3 mole of nitrogen molecule.
Calculate the moles of Na.
Moles of Na = 1 mol sodium azide × 2 mol of Na / 2 mol sodium azide = 1 mole of Na.
Calculate the mass of Na.
Mass of Na = 1 mol Na × 22.99 g Na / 1 mol Na = 22.99 gNa.
Therefore, the mass of Na will be 22.99 gram
To know more about mole.
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