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CHEM 133-Lesson Questions



Calculate the Lattice Energy of KCl(s) given the following data using the Born-Haber cycle:

ΔHsublimation K = 79.2 kJ/mol

IE1 K = 418.7 kJ/mol

Bond EnergyCl–Cl = 242.8 kJ/mol

EACl = 348 kJ/mol

ΔHKCl(s) = –435.7 kJ/mol



A.

828 kJ/mol



B.

707 kJ/mol



C.

629 kJ/mol



D.

-165 kJ/mol



E.

288 kJ/mol

Answer Key:B

Feedback:

See Chapter 07

Question 2 of 25

4.0/ 4.0 Points

Of the following elements, which has the highest electroneg...
CHEM 133-Lesson Questions
Last document update:
ago
CHEM 133-Lesson Questions



Calculate the Lattice Energy of KCl(s) given the following data using the Born-Haber cycle:

ΔHsublimation K = 79.2 kJ/mol

IE1 K = 418.7 kJ/mol

Bond EnergyCl–Cl = 242.8 kJ/mol

EACl = 348 kJ/mol

ΔHKCl(s) = –435.7 kJ/mol



A.

828 kJ/mol



B.

707 kJ/mol



C.

629 kJ/mol



D.

-165 kJ/mol



E.

288 kJ/mol

Answer Key:B

Feedback:

See Chapter 07

Question 2 of 25

4.0/ 4.0 Points

Of the following elements, which has the highest electroneg...
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