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Home  >>  EAMCET  >>  Chemistry
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pH of a buffer solution decreases by $0.02$ units when $0.12 $ g of acetic acid is added to $250\;ml$ of a buffer solution of acetic acid and Potassium acetate at $27^{\circ}$. The buffer capacity of the solution is :

\[\begin {array} {1 1} (1)\;0.1 & \quad (2)\;10 \\ (3)\;1 & \quad (4)\;0.4 \end {array}\]

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(4) 0.4
answered Nov 7, 2013 by pady_1
 

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