Which one of the following mixtures does not form a buffer solution?
A
On mixing 100 ml of 
and 100 ml of 0.1 N NaOH
and 100 ml of 0.1 N NaOH B
On mixing acetic acid and 
in 
mole ratio in water
in mole ratio in water C
On mixing 
and HCl in 
mole ratio in water
and HCl in mole ratio in water D
On mixing 2 mole of 
and 1 mole 
in 
and 1 mole in
Text Solution
Verified by ExpertsThe correct answer is:
C
(1) 
mmol 
Mixture of 
and 
will function as basic buffer.
(2) 
is a salt of weak acid and weak base it will function as a salt buffer.
(3) 
and salt Nacl last (not a buffer)
(4) 
gives 
and remaining 
which acts as buffer.
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