4Al(s)+3O₂(g)→2Al₂O₃(s) How much energy is released when 6 moles of Al₂O₃ is produced?

1) - 3351 kJ
2) -6702 kJ
3) -10053 kJ
4) -13404 kJ

Is there any options, for this

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The total number of electrons in a lewis dot structure for co2 is 16