Wednesday
April 1, 2015

Homework Help: chemistry

Posted by kylie on Friday, June 12, 2009 at 7:42pm.

Use the following reaction to answer the questions

4Fe(s) + 3O2(g) ® 2Fe2O3(g) ÄH = -1700 kJ


How many kJ are released when 2.00 g Fe react?
How many grams of rust form when 453 kJ of energy are released?

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