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MHT CET 2020 Chemistry Solved Paper
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© examsnet.com
Question : 4
Total: 50
In a solution of
C
u
S
O
4
how much time will be required to precipitate
2
g
copper by
0.5
ampere current?
12157.48
s
e
c
102
s
e
c
510
s
e
c
642
s
e
c
Validate
Solution:
m
=
E
×
i
×
t
96500
;
2
=
31.75
×
.5
×
t
96500
,
∴
t
=
12157.48
s
e
c
.
© examsnet.com
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