Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Chemistry
Chemistry
Problem
Consider a galvanic cell constructed from the following two standard half-reactions.
C
l
2
(
g
)
+
2
e
−
→
2
C
l
−
(
a
q
)
\mathrm{Cl_2(g) + 2\,e^- \rightarrow 2\,Cl^-(aq)}
C
l
2
(
g
)
+
2
e
−
→
2
C
l
−
(
aq
)
E
∘
=
+
1.36
V
E^\circ = +1.36\,\mathrm{V}
E
∘
=
+
1.36
V
I
2
(
s
)
+
2
e
−
→
2
I
−
(
a
q
)
\mathrm{I_2(s) + 2\,e^- \rightarrow 2\,I^-(aq)}
I
2
(
s
)
+
2
e
−
→
2
I
−
(
aq
)
E
∘
=
+
0.54
V
E^\circ = +0.54\,\mathrm{V}
E
∘
=
+
0.54
V
Calculate
Δ
G
∘
\Delta G^\circ
Δ
G
∘
(in
k
J
\mathrm{kJ}
kJ
) for the spontaneous cell reaction at
298
K
298\,\mathrm{K}
298
K
. Use
F
=
9.65
×
10
4
C
m
o
l
−
1
F = 9.65 \times 10^4\,\mathrm{C\,mol^{-1}}
F
=
9.65
×
1
0
4
C
mo
l
−
1
.
Browse the problem library