Q.
An acidic buffer contains
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a
Excess of H+ ions, few anions and excess of undissociated molecules of weak acid
b
Excess of cations, few OH- ions and some undissociated molecules of weak acid.
c
Excess of anions, few H+ ions and some undissociated molecules of weak acid
d
Strong acid and its salt with a weak base
answer is C.
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Detailed Solution
. Due to common ion effect the dissociaiton of the acetic acid is very less. the amount of H+ ions will be less.
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