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Chemistry
Chemistry
Problem
NO
3
−
⟶
NO
2
\text{NO}_3^- \longrightarrow \text{NO}_2
NO
3
−
⟶
NO
2
(acid medium),
E
0
=
0.790
V
E^0 = 0.790\text{ V}
E
0
=
0.790
V
NO
3
−
⟶
NH
3
OH
+
\text{NO}_3^- \longrightarrow \text{NH}_3\text{OH}^+
NO
3
−
⟶
NH
3
OH
+
(acid medium),
E
0
=
0.731
V
E^0 = 0.731\text{ V}
E
0
=
0.731
V
At what pH will the above two have the same
E
E
E
value? Assume the concentration of all other species except
[
H
+
]
[\text{H}^+]
[
H
+
]
to be unity.
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