Direction: Use a separate sheet to show your computation for the following problems:
1. Rust, Fe2O3, form from the reaction of iron and oxygen in the following equation:
Fe(s) + O2(g) → Fe2O3(s)
a. Write the balanced equation of the reaction.
b. What is the mole-mole ratio of Fe to Fe2O3?
c. How many moles of Fe2O3 is produced from 39.4 moles of Fe?
d. What is the molar mass of Fe203?
e. How many grams of O2 are needed to produce 29.8 g of Fe2O3?
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