Homework Help: chemistry

Posted by caroline on Saturday, September 25, 2010 at 8:13pm.

Aluminum metal reacts with iron(III) oxide to produce aluminum oxide and iron metal.

(a) How many moles of Fe2O3 are required to completely react with 55 g Al?
mol

(b) How many moles of Fe are produced by the reaction of 3.00 mol Fe2O3 and 97.7 g Al?
mol

(c) How many atoms of Al are required to produce 7.8 g Fe?
atoms

chemistry - DrBob222, Saturday, September 25, 2010 at 9:21pm
Here is an example I posted for stoichiometry problems.
http://www.jiskha.com/science/chemistry/stoichiometry.html

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