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Byju's Answer
Standard X
Chemistry
Family of Salts
A solution of...
Question
A solution of
0.1
N
N
H
4
O
H
and
0.1
N
N
H
4
C
l
has pH 9.25. Then
p
K
b
of
N
H
4
O
H
is
A
9.25
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B
4.75
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C
3.75
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D
8.25
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Solution
The correct option is
B
4.75
p
O
H
=
p
K
b
+
l
o
g
[
s
a
l
t
]
B
a
s
e
[Salt] = [Base]
∴
p
O
H
=
p
K
b
pOH = 14 –pH = 14 – 9.25 = 4.75
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Similar questions
Q.
A solution of
0.1
N
N
H
4
O
H
and
0.1
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N
H
4
C
l
has pH 9.25. Then
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b
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N
H
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Q.
Solution of 0.1 N
N
H
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O
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4
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Q.
One litre of a buffer solution containig
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H
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C
l
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N
H
4
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H
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K
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Q.
A buffer solution has equal volumes of
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and
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Q.
Which of the following represents a correct relation for a basic buffer formed by
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