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Byju's Answer
Standard XII
Chemistry
Acidity of Alcohols and Phenols
pH of 10-3M...
Question
p
H
of
10
−
3
M
C
H
3
C
O
O
H
is:
K
a
=
2
×
10
−
5
Open in App
Solution
p
K
a
of acetic acid
=
2
×
10
−
5
p
K
a
=
−
l
o
g
[
2
×
10
−
5
]
=
5
−
l
o
g
2
=
4.76
p
H
=
0.5
[
p
K
a
−
l
o
g
C
]
p
H
=
0.5
[
4.76
−
l
o
g
10
−
3
]
p
H
=
3.88
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0
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