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October 1, 2014

Homework Help: chemistry

Posted by B on Sunday, December 13, 2009 at 6:37pm.

The thermite reaction is a very exothermic reaction; it has been used to produce liquid iron for welding. A mixture of 2 mol of powdered aluminum metal and 1 mol of iron(III) oxide yields liquid iron and solid aluminum oxide. How many grams of the mixture are needed to produce 313 kJ of heat?
[delta H is -825.5 KJ/mol]

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