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Byju's Answer
Standard XII
Chemistry
Solubility Product
The pH of a 0...
Question
The pH of a 0.001 M solution of
N
H
4
O
H
(having dissociation constant
K
b
=
1.0
×
10
−
5
)
is equal to:
A
11
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B
12
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C
10
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D
8
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Solution
The correct option is
D
10
N
H
4
O
H
→
N
H
+
4
+
O
H
−
Conc. of
[
O
H
−
]
=
c
α
=
√
C
×
K
b
=
√
0.001
×
10
−
5
=
10
−
4
So
p
O
H
=
−
l
o
g
[
O
H
−
]
=
4
p
H
=
14
−
p
O
H
=
10
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0
Similar questions
Q.
The
p
H
of a
0.1
M
solution of
N
H
4
O
H
(having
K
b
=
1.0
×
10
−
5
)
is equal to:
Q.
Consider a solution of ammonium hydroxide
N
H
4
O
H
(a weak base), having a concentration of 0.05 M. Then the
p
H
value of this solution is :
The ionization constant (
K
b
) for
N
H
4
O
H
is
1.8
×
10
−
5
M
.
Q.
A solution contains 0.2 M
N
H
4
O
H
and 0.2
N
H
4
C
I
.
If 1.0 ml of 0.001 M HCl is added to it. What will be the
[
O
H
−
]
of the resulting solution
[
K
b
=
2
×
10
−
5
]
:
Q.
Dissociation constants of
C
H
3
C
O
O
H
and
N
H
4
O
H
in aqueous solution are
10
−
5
. If pH of a
C
H
3
C
O
O
H
solution is
3
. What will be the pH of
N
H
4
O
H
?
Q.
What will be the
p
H
of
0.1
M
C
H
3
C
O
O
N
H
4
? Dissociation constants of
C
H
3
C
O
O
H
and
N
H
4
O
H
are
K
a
=
1.8
×
10
−
5
and
K
b
=
1.8
×
10
−
5
respectively.
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