1. Iron metal reacts with oxygen to give iron (III) oxide according to the following reaction.
4Fe +30₂
2Fe₂O,
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a. An ordinary iron nail (assumed to be pure iron) that contains 2.8 g of iron (MM-56
g/mol) reacts in an environment where there is 1.28 g oxygen (MM-32 g/mol). Show a
calculation to determine the limiting reactant in this reaction. (3 pts)
b. How many grams of Fe2O3 (MM-160 g/mol) will be formed in the reaction? (3 pts)
c. How many grams of the excess reactant remains after the reaction stops? (3 pts)