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Chemistry
For the strong electrolytes NaOH, NaCl and BaCl2 the molar ionic conductivities at infinite dilution are 250,125 textand300mho cm2mol- 1 respectively. The molar conductivity of Ba(O H)2 at infinite dilution ( mho cm2mol- 1 ) is.
Q. For the strong electrolytes
N
a
O
H
,
N
a
Cl
and
B
a
C
l
2
the molar ionic conductivities at infinite dilution are
250
,
125
and
300
mh
o
c
m
2
m
o
l
−
1
respectively. The molar conductivity of
B
a
(
O
H
)
2
at infinite dilution (
mh
o
c
m
2
m
o
l
−
1
) is.
632
158
NTA Abhyas
NTA Abhyas 2022
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Answer:
550
Solution:
λ
0
(
B
a
(
O
H
)
2
)
=
λ
0
(
B
a
C
l
2
)
+
2
λ
0
(
N
a
O
H
)
−
2
λ
0
(
N
a
Cl
)
λ
0
(
B
a
(
O
H
)
2
)
=
300
+
2
(
250
)
−
2
(
125
)
λ
0
(
B
a
(
O
H
)
2
)
=
300
+
500
−
250
λ
0
(
B
a
(
O
H
)
2
)
=
550
mh
oc
m
2
m
o
l
−
1