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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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flemingpk flemingpk
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8 months ago
Aluminum forms a layer of aluminum oxide when exposed to air which protects the bulk metal from further corrosion.
         4Al(s) + 3O2(g) → 2Al2O3(s)
Using the thermodynamic data provided below, calculate ΔS° for this reaction.
         
 
S°(J/K·mol)
Al(s)  
     28.3
O2(g)  
   205.0
Al2O3(s)
     50.99
 


▸ 182.3 J/K·mol

▸ 131.5 J/K·mol

▸ –182.3 J/K·mol

▸ –626.2 J/K·mol

▸ –802.9 J/K·mol
Textbook 
Chemistry

Chemistry


Edition: 11th
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billbyebillbye
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8 months ago
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flemingpk Author
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8 months ago
Thanks
riptide
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You make an excellent tutor!
TheMoffattMan
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2 hours ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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