Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Chemistry
Chemistry
Problem
At
298
K
298\,\text{K}
298
K
the following standard reduction potentials are reported:
Z
n
2
+
+
2
e
−
→
Z
n
E
∘
=
−
0.76
V
Zn^{2+} + 2e^- \rightarrow Zn \quad E^\circ = -0.76\,\text{V}
Z
n
2
+
+
2
e
−
→
Z
n
E
∘
=
−
0.76
V
C
u
2
+
+
2
e
−
→
C
u
E
∘
=
+
0.34
V
Cu^{2+} + 2e^- \rightarrow Cu \quad E^\circ = +0.34\,\text{V}
C
u
2
+
+
2
e
−
→
C
u
E
∘
=
+
0.34
V
Calculate the standard cell potential,
E
c
e
l
l
∘
E^\circ_{cell}
E
ce
l
l
∘
, for a galvanic cell constructed from these two half-reactions.
Browse the problem library