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Byju's Answer
Standard VIII
Chemistry
Ways to Define Concentration
50 ml H2O is ...
Question
50
m
l
H
2
O
is added to a
50
m
l
solution of
B
a
(
O
H
)
2
of strength
0.01
M
. The
p
H
of the resulting solution will be____
A
8
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B
10
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C
12
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D
6
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Solution
The correct option is
C
12
0.01
M
B
a
(
O
H
)
2
=
0.02
N
B
a
(
O
H
)
2
N
1
V
1
=
N
2
V
2
[
0.02
N
]
×
[
50
m
l
]
=
N
2
×
100
m
l
N
2
=
0.02
×
50
100
=
10
−
2
N
;
[
O
H
−
]
=
10
−
2
N
p
O
H
=
2
or
p
H
=
12
Option C is correct.
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