Lachlan

I think you meant to state the chemical reaction is actually: 4Fe + 3O2=2Fe2O3 That being the case, 4 moles of iron provides 2 moles of Fe2O3. Using this ratio, the amount of Fe2O3 after rusting has completed can be calculated as: 1.45*2/4=0.725 moles Fe2...

$10,126.65

thanks for the answer