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OpenStudy (anonymous):
In some fireworks there is a reaction between powdered aluminium and powdered barium nitrate in which heat is evolved and an unreactive gas is produced. What is the equation for this reaction? A. 2Al + Ba(NO3)2 -> Al2O3 + BaO + 2NO B. 4Al + 4Ba(NO3)2 -> 2Al2O3 + 4 Ba(NO2)2 + O2 C. 10Al + 3 Ba(NO3)2 -> 5Al2O3 + 3BaO + 3N2 D. 10Al + 18Ba(NO3)2 -> 10Al(NO3)3 +18BaO +3N2
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