Consider the dissolution of PbBr2 (s) in water. a) Write the equation representing the dissolution of PbBr2 (s) in water. b) Using the data in Appendix A, calculate the ∆G0 for the reaction of dissolving PbBr2(s) in water at 25 ° C. c) Calculate the Kps as well as the solubility (expressed in g/L) of PbBr2 (s) in water at 25°C
Consider the dissolution of PbBr2 (s) in water. a) Write the equation representing the dissolution of PbBr2 (s) in water. b) Using the data in Appendix A, calculate the ∆G0 for the reaction of dissolving PbBr2(s) in water at 25 ° C. c) Calculate the Kps as well as the solubility (expressed in g/L) of PbBr2 (s) in water at 25°C
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Consider the dissolution of PbBr2 (s) in water.
a) Write the equation representing the dissolution of PbBr2 (s) in water.
b) Using the data in Appendix A, calculate the ∆G0 for the reaction of dissolving PbBr2(s) in water at 25 ° C.
c) Calculate the Kps as well as the solubility (expressed in g/L) of PbBr2 (s) in water at 25°C.
Transcribed Image Text:APPENDICE A: Paramètres thermodynamiques pour molécules choisies
AH°r (kJ mol-') S° (J K' mol')
33,8
41,4
83,4
130,6
69,9
188,7
205,6
molécule
f
Br(aq)
CaH2(s)
Ca(ОН)2(s)
H2(g)
H2O(1)
H2O(g)
H2S(g)
H2S(aq)
HCl(g)
HCl(aq)
CO(g)
CO2(g)
COCI2(g)
CH4(g)
CH3OH(1)
CH3OH(g)
CH3CH2OH(1)
CH;CH2OH(g)
CS2(g)
Hg²*(aq)
HgCl2(s)
| Mg(s)
| Mg(OH)2(s)
NaOH(s)
NaOH(aq)
O2(g)
Pb2*(aq)
PbBr2(s)
SO2(g)
SO3(g)
-171,2
-181,5
-986,1
-285,8
-241,8
-20,2
-39
122
-92,31
-167,159
-110,5
-393,5
186,2
56,5
197,8
213,6
283,53
186,2
?
-74,9
-238,4
-201
127.2
239.9
160,7
282,7
237,79
-32,2
146
-277
-235
117
171,1
-224
32,67
-924,54
-425,6
-470,1
63,18
64,5
48,2
205,0
34,2
168,2
-225
42
-296,8
-395,7
248,1
256,6
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