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Tardigrade
Question
Chemistry
During the electrolysis of AgNO 3, the volume of O 2 formed at STP due to passage of 2 A of current for 965 s is
Q. During the electrolysis of
A
g
N
O
3
, the volume of
O
2
formed at STP due to passage of
2
A
of current for
965
s
is
212
168
Electrochemistry
Report Error
A
0.112
L
B
0.224
L
C
11.2
L
D
22.4
L
Solution:
Number of Faradays
=
96500
I
t
=
96500
2
×
965
=
0.02
Anode:
2
H
2
O
(
l
)
→
O
2
(
g
)
+
4
H
⊕
(
a
q
)
+
4
e
−
⇒
4
F
electricity
=
1
m
o
l
O
2
≡
22.4
L
O
2
at STP
⇒
0.02
F
electricity
=
22.4
×
4
0.02
=
0.112
L
O
2
at STP