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A buffer solution is one whose pH does not change on dilution or on
adding a small quantity of acid or base on storage.
Buffer Solutions: Solution containing weak acid and its salt with a
strong base. Used to obtain pH lower than 7.
Buffer Solutions: Solution having weak base and its salt with a
of Acidic Buffer Solution: By adding a weak acid to a solution of
its salt with a strong base.
of Basic Buffer Solution: By adding a weak base to a solution of
its salt with a strong acid.
(CH3COOH + CH3COONa)
CH3COOH CH3COO- + H+
CH3COONa ® CH3COO- + Na+
of Buffer Solution: