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Question
Chemistry
Which one of the following pairs of solution is an acidic buffer?
Q. Which one of the following pairs of solution is an acidic buffer?
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A
H
2
S
O
4
+
N
a
O
H
13%
B
C
H
3
COO
H
+
H
COON
a
65%
C
H
CN
+
N
a
CN
9%
D
N
H
4
O
H
+
N
H
4
Cl
13%
Solution:
A mixture of a weak acid and its salt with a strong base forms an acidic buffer