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Standard XII
Chemistry
Salt of Weak Acid and Strong Base
35. The conce...
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35. The concentration of two dilute solutions of HCl , that is 'A' and 'B' are 0.01 M and 0.0001 M. The ratio of pH of solution 'A' to that of solution 'B' is ? (1) 1 : 2 (2) 3 : 4 (3) 2 : 7 (4) 4 : 8
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Q.
A 100 ml of 1 M
N
a
C
l
solution, 100 ml of 2 M
M
g
C
l
2
solution and 300 ml of 4 M
M
g
(
N
O
3
)
2
solution are mixed and is diluted to
2
. Which of the following is the correct regarding final concentration?
Q.
Assertion: The pH of a
0.01
molar solution of
H
C
l
is
2
.
Reason: Dilute
H
C
l
dissociates into two essentially ionic particles.
Q.
1 M HCl and 2 M HCl are mixed in volume ratio of 4:1. The resulting HCl solution is diluted to double its original volume. What is the final molarity of HCl solution?
Q.
The equivalent conductance at infinite dilution of
B
a
C
l
2
,
H
2
S
O
4
and
H
C
l
aqueous solutions are
x
1
,
x
2
and
x
3
respectively. The equivalent conductance of
B
a
S
O
4
solution is:
Q.
A 1 litre solution of
p
H
=
1
is diluted upto 10 times. What volume of a solution with
p
H
=
2
needs to be added in diluted solution so that the final pH remains '2'?
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Salt of Weak Acid and Strong Base
Standard XII Chemistry
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