Chemistry: Atoms First
2nd Edition
ISBN: 9780073511184
Author: Julia Burdge, Jason Overby Professor
Publisher: McGraw-Hill Education
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Chapter 10.8, Problem 11PPB
The lattice energy of MgO is 3890 kJ/mol, and the second ionization energy (IE2) of Mg is 1450.6 kJ/mol. Using these data, as well as data from Figures 4.8 and 4.10 and Appendix 2, determine the second
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Consider an ionic compound, MX3, composed of generic metal M and generic gaseous halogen X.
The enthalpy of formation of MX3 is ΔHf∘=−965 kJ/mol.
The enthalpy of sublimation of M is ΔHsub=123 kJ/mol.
The first, second, and third ionization energies of M are IE1=557 kJ?mol, IE2=1751 kJ/mol, and IE3=2731 kJ/mol.
The electron affinity of X is ΔHEA=−339 kJ/mol
The bond energy of X2 is BE=235 kJ/mol.
Determine the lattice energy of MX3.
Consider an ionic compound, MX3, composed of generic metal M and generic gaseous halogen X.
The enthalpy of formation of MX3 is Δ?∘f=−925 kJ/mol.
The enthalpy of sublimation of M is Δ?sub=175 kJ/mol.
The first, second, and third ionization energies of M are IE1=579 kJ/mol, IE2=1677 kJ/mol, and IE3=2479 kJ/mol.
The electron affinity of X is Δ?EA=−369 kJ/mol. (Refer to the hint).
The bond energy of X2 is BE=179 kJ/mol.
Determine the lattice energy of MX3.
Calculate the lattice energy of NaBr(s), given the following thermochemical
equations, where A/E and AEA are ionization energy and electron affinity,
respectively.
Na(s)Na(g) AH = +107 kJ
Na(g) Nat(g) + e A/E = +496 kJ
->
1/2 Br₂(g) → Br(g) AHf = +112 kJ
-
Br(g) + e¯ → Br¯(g) AEA = -325 kJ
Na(s) + 1/2 Br₂(g) → NaBr(s) AH = -361 kJ
->>
-
-1401 kJ
-751 kJ
+29 kJ
-29 kJ
+751 kJ
Chapter 10 Solutions
Chemistry: Atoms First
Ch. 10.1 - Prob. 10.1.1SRCh. 10.1 - Prob. 10.1.2SRCh. 10.1 - Prob. 10.1.3SRCh. 10.2 - Calculate the overall change in internal energy,...Ch. 10.2 - Calculate the change in total internal energy for...Ch. 10.2 - Calculate the magnitude of q for a system that...Ch. 10.2 - The diagram on the left shows a system before a...Ch. 10.2 - Prob. 10.2.1SRCh. 10.2 - Prob. 10.2.2SRCh. 10.3 - Determine the work done (in joules) when a sample...
Ch. 10.3 - Calculate the work done by or on the system during...Ch. 10.3 - (a) Against what external pressure must a gas...Ch. 10.3 - The diagram on the left shows a sample of gas...Ch. 10.3 - Given the thermochemical equation for...Ch. 10.3 - Calculate the solar energy required to produce...Ch. 10.3 - Prob. 3PPBCh. 10.3 - The diagrams represent systems before and after...Ch. 10.3 - Prob. 10.3.1SRCh. 10.3 - Prob. 10.3.2SRCh. 10.4 - Prob. 10.4WECh. 10.4 - Prob. 4PPACh. 10.4 - Prob. 4PPBCh. 10.4 - A metal pellet with a mass of 100.0 g. originally...Ch. 10.4 - What would the final temperature be if the pellet...Ch. 10.4 - Prob. 5PPBCh. 10.4 - Prob. 5PPCCh. 10.4 - A Famous Amos bite-sized chocolate chip cookie...Ch. 10.4 - A serving of Grape-Nuts cereal (5.80 g) is burned...Ch. 10.4 - Prob. 6PPBCh. 10.4 - Suppose an experiment to determine the energy...Ch. 10.4 - Prob. 10.4.1SRCh. 10.4 - Prob. 10.4.2SRCh. 10.4 - Prob. 10.4.3SRCh. 10.4 - Prob. 10.4.4SRCh. 10.5 - Given the following thermochemical equations....Ch. 10.5 - Use the thermochemical equations provided in...Ch. 10.5 - Prob. 10.5.1SRCh. 10.5 - Prob. 10.5.2SRCh. 10.6 - Prob. 10.8WECh. 10.6 - Using data from Appendix 2, calculate Hrn for...Ch. 10.6 - Prob. 8PPBCh. 10.6 - The diagrams represent a system before and after a...Ch. 10.6 - Given the following information, calculate the...Ch. 10.6 - Use the following data to calculate Hf for...Ch. 10.6 - Prob. 9PPBCh. 10.6 - The diagrams represent a system before and after a...Ch. 10.6 - Prob. 10.6.1SRCh. 10.6 - Prob. 10.6.2SRCh. 10.6 - Prob. 10.6.3SRCh. 10.7 - Use bond enthalpies from Table 10.4 to estimate...Ch. 10.7 - Use bond enthalpies from fable 10.4 to estimate...Ch. 10.7 - Prob. 10PPBCh. 10.7 - Prob. 10PPCCh. 10.7 - Prob. 10.7.1SRCh. 10.7 - Prob. 10.7.2SRCh. 10.7 - Prob. 10.7.3SRCh. 10.7 - Prob. 10.7.4SRCh. 10.8 - Prob. 10.11WECh. 10.8 - Prob. 11PPACh. 10.8 - The lattice energy of MgO is 3890 kJ/mol, and the...Ch. 10.8 - Prob. 11PPCCh. 10.8 - Prob. 10.8.1SRCh. 10.8 - Prob. 10.8.2SRCh. 10 - Define these terms: system, surroundings, thermal...Ch. 10 - What is heat? 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