Calculate the values of E°, A,G°, and K for the following reactions at 25.00°C. (Assume R = 8.3144621 J/mol-K. For each K, enter an unrounded value. Due to the nature of this problem, do not use rounded intermediate values in your calculations-including answers submitted in WebAssign.) (a) Cu2+ + Pb Cu + Pb2+ E° = 467 A,G° = 4 -90.1 v kJ-mol-1 K = 6.17e15 (b) Brz + 21- - 2 Br + I2 E° = 0.550 V A,G° 40 106.150 X kJ-mol-1 K = 3.98e18 (c) 5 Cut + 8 H+ + Mno4- 5 Cu2+ + 4 H20 + Mn2+ E° = 4.0 .55 X V A,G° = 40 kJ-mol-1 K =

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter17: Chemcial Thermodynamics
Section: Chapter Questions
Problem 17.59QE: Calculate G for the following reactions and state whether each reaction is spontaneous under...
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Calculate the values of E°, A-G°, and K for the following reactions at 25.00°C. (Assume R = 8.3144621 J/mol·K. For each K, enter an unrounded value. Due to the nature of this problem, do not use rounded
intermediate values in your calculations-including answers submitted in WebAssign.)
(a) Cu2+ + Pb – Cu + Pb2+
4.0
E° =
.467
V
A,G°
4.0 -90.1
kJ•mol-1
K = 6.17e15
(b)
Br2 + 2 I- - 2 Br¯ + I2
E° =
4.0
.550
V
A,G°
= 4.0 106.150
X kJ•mol-1
K = 3.98e18
(c)
5 Cu+ + 8 H+ + MnO4°
5 Cu2+ + 4 H20 + Mn²+
Eo = 4.의
.55
X V
A,G°
4.0
kJ•mol-1
K =
Transcribed Image Text:Calculate the values of E°, A-G°, and K for the following reactions at 25.00°C. (Assume R = 8.3144621 J/mol·K. For each K, enter an unrounded value. Due to the nature of this problem, do not use rounded intermediate values in your calculations-including answers submitted in WebAssign.) (a) Cu2+ + Pb – Cu + Pb2+ 4.0 E° = .467 V A,G° 4.0 -90.1 kJ•mol-1 K = 6.17e15 (b) Br2 + 2 I- - 2 Br¯ + I2 E° = 4.0 .550 V A,G° = 4.0 106.150 X kJ•mol-1 K = 3.98e18 (c) 5 Cu+ + 8 H+ + MnO4° 5 Cu2+ + 4 H20 + Mn²+ Eo = 4.의 .55 X V A,G° 4.0 kJ•mol-1 K =
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