Homework Help: Chemistry

Posted by Heyyy on Saturday, April 2, 2011 at 7:39pm.

If 111.70 g of iron react with oxygen gas to produce iron (III) oxide, how many moles of oxygen gas will be needed?

Chemistry - DrBob222, Sunday, April 3, 2011 at 12:32am
Here is a worked example.
http://www.jiskha.com/science/chemistry/stoichiometry.html
Chemistry - al, Wednesday, October 26, 2011 at 4:26pm
determine the normality of 38g of HCI in 6.2 L of solution.
my answer 0.17
is that correct?

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