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Standard XII
Chemistry
Nucleophilic Addition at the Carbonyl
30.pH of a mi...
Question
30.pH of a mixture which contain 0.1 M in CH3COOH and 0.05 M in (CH3COO)2Ba is [pKa of CH3COOH = 4.74] a) 4.74 b) 5.04 c) 4.44 d) 7.00
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Similar questions
Q.
To
1.0
L
solution containing
0.1
mol each of
N
H
3
and
N
H
4
C
l
,
0.05
mol NaOH is added. The change in pH will be :
(
p
K
a
for
C
H
3
C
O
O
H
=
4.74
)
Q.
p
K
a
of
C
H
3
C
O
O
H
is 4.74. Thus, the buffer range for
C
H
3
C
O
O
H
and
C
H
3
C
O
O
N
a
buffer is
Q.
The pH of a solution obtained by mixing 100 ml of 0.2 M
C
H
3
C
O
O
H
with 100 ml of 0.1 M
N
a
O
H
will be: (
p
K
a
for
C
H
3
C
O
O
H
= 4.74 )
Q.
p
K
a
of
C
H
3
C
O
O
H
is 4.74. Thus, the buffer range for
C
H
3
C
O
O
H
and
C
H
3
C
O
O
N
a
buffer is
Q.
100ml of 0.1 M NaOH is added to 100 ml of a 0.2 M
C
H
3
C
O
O
H
solution. The pH of resulting solution will be (pka=4.74) :
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