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March 29, 2015

Homework Help: chemistry

Posted by krystal on Tuesday, February 14, 2012 at 10:29pm.

Consider the following reaction.

4Fe + 3O2=2Fe2O3


a. How many moles of O2 are required to react completely with 29.8 mg of Fe?

4.00 x 10^-4 moles O2


b. How many grams Fe2O3, are produced from the complete reaction of 17.8 g of Fe?

25.4 g Fe2O3

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