Ch.7 - Periodic Properties of the Elements
Chapter 7, Problem 72b
Potassium and hydrogen react to form the ionic compound potassium hydride. (b) Use data in Figures 7.10 and 7.12 to determine the energy change in kJ/mol for the following two reactions: K1g2 + H1g2 ¡ K+1g2 + H-1g2 K1g2 + H1g2 ¡ K-1g2 + H+1g2
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