Consider the reaction NH4Cl(aq)------->NH3(g) + HCl(aq) Using the standard thermodynamic data in the tables linked above, calculate the equilibrium constant for this reaction at 298.15K. ANSWER:

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Consider the reaction

NH4Cl(aq)------->NH3(g) + HCl(aq)


Using the standard thermodynamic data in the tables linked above, calculate the equilibrium constant for this reaction at 298.15K.

ANSWER: 

Chlorine
C1 (g)
Cl₂ (g)
Cl₂ (aq)
Cl(aq)
Cl (g)
HCl (g)
HCl (aq)
AHºf (kJ/mol)
121.7
0
-23.0
-167.0
-233.1
-92.3
-167.2
AG°f (kJ/mol) Sº (J/mol K)
105.7
165.2
223.1
0
7.0
-131.0
-95.3
-131.2
121.0
57.0
186.9
56.5
Transcribed Image Text:Chlorine C1 (g) Cl₂ (g) Cl₂ (aq) Cl(aq) Cl (g) HCl (g) HCl (aq) AHºf (kJ/mol) 121.7 0 -23.0 -167.0 -233.1 -92.3 -167.2 AG°f (kJ/mol) Sº (J/mol K) 105.7 165.2 223.1 0 7.0 -131.0 -95.3 -131.2 121.0 57.0 186.9 56.5
Nitrogen
N₂ (g)
N (g)
NH3 (g)
NH3 (aq)
NH4+ (aq)
NO (g)
NOCI (g)
NO₂ (g)
N₂0 (g)
N₂O4 (g)
N₂O4 (1)
N₂O5 (s)
N₂H4 (1)
N₂H3CH3 (1)
HNO3(aq)
HNO3 (1)
HNO3 (g)
NH4C104 (s)
NH4Cl (s)
NH4Cl (aq)
NH4NO3 (s)
NH4NO3 (aq)
AHºf (kJ/mol) AG°f (kJ/mol) Sº (J/mol K)
191.6
153.3
192.5
0
472.7
-46.1
-80.0
-132.0
90.3
51.7
33.2
82.1
9.2
-20.0
-42.0
50.6
54.0
-207.4
-174.1
-135.1
-295.0
-314.4
-299.7
-365.6
-339.9
0
455.6
-16.5
-27.0
-79.0
86.6
66.1
51.3
104.2
97.9
97.0
134.0
149.3
180.0
-111.3
-80.7
-74.7
-89.0
-202.9
-210.5
-183.9
-190.6
111.0
113.0
210.8
261.8
240.1
219.9
304.3
209.0
178.0
121.2
166.0
146.4
155.6
266.4
186.0
94.6
169.9
151.1
259.8
Transcribed Image Text:Nitrogen N₂ (g) N (g) NH3 (g) NH3 (aq) NH4+ (aq) NO (g) NOCI (g) NO₂ (g) N₂0 (g) N₂O4 (g) N₂O4 (1) N₂O5 (s) N₂H4 (1) N₂H3CH3 (1) HNO3(aq) HNO3 (1) HNO3 (g) NH4C104 (s) NH4Cl (s) NH4Cl (aq) NH4NO3 (s) NH4NO3 (aq) AHºf (kJ/mol) AG°f (kJ/mol) Sº (J/mol K) 191.6 153.3 192.5 0 472.7 -46.1 -80.0 -132.0 90.3 51.7 33.2 82.1 9.2 -20.0 -42.0 50.6 54.0 -207.4 -174.1 -135.1 -295.0 -314.4 -299.7 -365.6 -339.9 0 455.6 -16.5 -27.0 -79.0 86.6 66.1 51.3 104.2 97.9 97.0 134.0 149.3 180.0 -111.3 -80.7 -74.7 -89.0 -202.9 -210.5 -183.9 -190.6 111.0 113.0 210.8 261.8 240.1 219.9 304.3 209.0 178.0 121.2 166.0 146.4 155.6 266.4 186.0 94.6 169.9 151.1 259.8
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