Problem: What is the percentage of iron in iron(III)oxide?a. 30%b. 70% c. 60%d. 40% 

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Molar mass of iron (III) oxide (Fe2O3) is 159.69 g/mol

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Problem Details

What is the percentage of iron in iron(III)oxide?

a. 30%

b. 70% 

c. 60%

d. 40% 

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