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April 18, 2014

Homework Help: chemistry

Posted by princess on Wednesday, March 14, 2012 at 2:56pm.

If 3 moles of a compound use 12 J of energy in a reaction, what is the Hreaction in kJ/mol?


A. -4 kJ/mol
B. -0.004 kJ/mol
C. 0.004 kJ/mol
D. 4 kJ/mol

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