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March 28, 2015

Homework Help: Chemistry

Posted by Hannah on Saturday, February 4, 2012 at 9:26pm.

The following thermochemical equation is for the reaction of iron(s) with chlorine(g) to form iron(III) chloride.


2Fe(s) + 3Cl2(g) 2FeCl3(s) H = -799 kJ
How many grams of Fe(s) would have to react to produce 107 kJ of energy?

I am not sure how to start this.

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