Half-Cell Potential Calculation (Jee Mains) | ExamDuo
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Cell EMF and Thermodynamics
Medium
Half-Cell Potential Calculation
At
298
K
, a 1 litre solution containing
10
mmol
of
Cr
2
O
7
2
−
and
100
mmol
of
Cr
3
+
shows a pH of
3.0
.
Given :
Cr
2
O
7
2
−
→
Cr
3
+
;
E
0
=
1.330
V
and
2.303
RT
F
=
0.059
V
The potential for the half cell reaction is
x
×
10
−
3
V
. The value of
x
is____
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