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a) Rank the following ionic compounds by the magnitude of their lattice energy. Rank from highest to the lowest magnitude of lattice energy. 

 

b) Given the following thermodynamic data, calculate the lattice energy of CaBr2(s). Express your answer as an integer, and include the appropriate units.

Term Value (kJ/mol)
ΔH∘f[CaBr2(s)] -675
ΔH∘f[Ca(g)] 179
ΔH∘f[Br(g)] 112
I1(Ca) 590
I2(Ca) 1145
E(Br) -325

 

 

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John Edward Cayas
John Edward CayasLv10
19 Oct 2020

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Practice problems for exam 2 ______________

Useful Information:

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1

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N______________________________________

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4

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( ) ( ) ( ) ( )

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