1) 4Al + 3O2 -> 2Al2O32) n(Al) = n(Al2O3)/23) n(O2) = 3n(Al)4) n(O2) = 3/4n(Al2O3)5) n(Al) = 4/3n(O2)6) n(Al2O3) = 2n(Al)
1) 4Al + 3O2 -> 2Al2O3
2) n(Al) = n(Al2O3)/2
3) n(O2) = 3n(Al)
4) n(O2) = 3/4n(Al2O3)
5) n(Al) = 4/3n(O2)
6) n(Al2O3) = 2n(Al)