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Standard X
Chemistry
Electrolysis and Electrolytes
5 A 25 ml sam...
Question
5 A 25 ml sample of 0. 1 M HCI is titrated with 0.1 M NaOH. What is the pH of the solution a the point where 24.9 and 25.1 ml of NaOH have been added? (I) 8.7, 10.7 (3) 3.7, 9.7 (2) 3.7, 5.3 (4) 3.7, 10.3
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Similar questions
Q.
A
25.0
m
L
sample of
0.10
M
H
C
l
is titrated with
0.10
M
N
a
O
H
. What is the
p
H
of the solution at the points where
24.9
and
25.1
m
L
of
N
a
O
H
have been added?
Q.
A solution of weak acid was titrated with base
N
a
O
H
. The equivalence point was reached when
36.12
m
L
of
0.1
M
N
a
O
H
have been added. Now
18.06
m
L
0.1
M
H
C
l
were added to titrated solution, the
p
H
was found to be
4.92
. What is
K
a
of acid?
Q.
A
50
m
L
solution of
0.2
M
C
H
3
C
O
O
H
is titrated with
0.2
M
N
a
O
H
. Find the
p
H
of solution when:
(a)
0
m
L
N
a
O
H
is added (
p
H
i
n
i
t
i
a
l
)
(b)
10
m
L
of
N
a
O
H
has been added (
p
H
10
m
L
)
Given:
K
a
(
C
H
3
C
O
O
H
)
=
1.8
×
10
−
5
Q.
100
m
L
of
0.1
M
H
C
l
is titrated against the
0.1
M
N
a
O
H
solution. What will be the
p
H
of the solution when
100
m
L
N
a
O
H
is added ?
Q.
A solution of weak acid
H
A
was titrated with base
N
a
O
H
. The equivalent point was reached when
40
m
L
of
0.1
M
N
a
O
H
has been added. Now
20
m
L
of
0.1
M
H
C
l
were added to titraded solution, the
p
H
was found to be
5.0
. What will be the
p
H
of the solution obtained by mixing
20
m
L
of
0.2
M
N
a
O
H
and
20
m
L
of
0.2
M
H
A
?
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