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Byju's Answer
Standard XII
Chemistry
Basic Buffer Action
The pH of 0...
Question
The pH of
0.1
M
monobasic acid with dissociation constant
10
−
3
will be:
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Solution
Dissociation constant is
K
a
=
10
−
3
p
K
a
=
−
l
o
g
K
a
=
−
l
o
g
[
10
−
3
]
=
+
3
From hinderson's equation,
p
H
=
p
K
a
+
l
o
g
[
S
a
l
t
]
[
A
c
i
d
]
⇒
p
H
=
3
+
l
o
g
1
0.1
=
3
−
1
=
2
p
H
=
2
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