A-LevelChemistryAtoms, molecules and stoichiometry9701/12 · Oct/Nov 2015 · Q131 Mark
Use of the Data Booklet is relevant to this question. The reaction between aluminium powder and anhydrous barium nitrate is used as the propellant in some fireworks. The metal oxides and nitrogen are the only products. Which volume of nitrogen, measured under room conditions, is produced when 0.783 g of anhydrous barium nitrate reacts with an excess of aluminium?
A46.8 cm³
B72.0 cm³
C93.6 cm³
D144 cm³
✓ Correct answer
B: 72.0 cm³
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