NH, CI(s) → NH, CI(aq)a.Use the following data:JK. molNH, Cl(s)NH, Cl(aq)94.85169.9A,S =J/K-mol-rxnThe|in entropy reflects the greater disorder of the solution state.b.SnCl4 (e) → SnC1 (g)Use the following data:JS°,K. molSnCl (e)258.6| SnCl4 (g)365.8A,S° =J/K-mol-rxnThev in entropy is expected with the transition to the disordered state of a gas.CCl4 (g) → CCL (e)с.Use the following data:JS°,K. molCCL (e)CCL1 (g)214.39309.65A,S° =J/K-mol-rxnThein entropy reflects the greater disorder of the gas state. d.NaCl(s) → NaC1(g)Use the following data:J'K· molNaCl(s)NaCl(g)72.11229.79AS° =J/K-mol-rxn%3DThe|in entropy reflects the greater disorder of the gas state.

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J/K-mol-rxn The | in entropy reflects the greater disorder of the solution state.

Chemistry for Engineering Students

3rd Edition

ISBN:9781285199023

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter10: Entropy And The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 10.29PAE

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Question

100%

NH, CI(s) → NH, CI(aq)
a.
Use the following data:
J
K. mol
NH, Cl(s)
NH, Cl(aq)
94.85
169.9
A,S =
J/K-mol-rxn
The
|in entropy reflects the greater disorder of the solution state.
b.
SnCl4 (e) → SnC1 (g)
Use the following data:
J
S°,
K. mol
SnCl (e)
258.6
| SnCl4 (g)
365.8
A,S° =
J/K-mol-rxn
The
v in entropy is expected with the transition to the disordered state of a gas.
CCl4 (g) → CCL (e)
с.
Use the following data:
J
S°,
K. mol
CCL (e)
CCL1 (g)
214.39
309.65
A,S° =
J/K-mol-rxn
The
in entropy reflects the greater disorder of the gas state.

d.
NaCl(s) → NaC1(g)
Use the following data:
J
'K· mol
NaCl(s)
NaCl(g)
72.11
229.79
AS° =
J/K-mol-rxn
%3D
The
|in entropy reflects the greater disorder of the gas state.

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