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April 21, 2014

Homework Help: chemistry

Posted by Lola on Friday, September 2, 2011 at 3:22pm.

Potassium has a lattice energy of -163.8 kcal/mol and a heat of hydration of -155.5 kcal/mol. How much potassium nitrate needs to dissolve in water to absorb 114 kJ of heat?

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