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For acidic buffer pH and pK_a an same? Why ? |
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Answer» SOLUTION :For BUFFER solution PH `APPROX pK_a` because, `pH=pK_a + "log" "[Salt]"/"[Acid]"` Here [Salt]=[Acid] e.q., `[CH_3COONa] approx [CH_3COOH]` For preparation of buffer solution such acid is used WHOSE `pK_a` and pH are almost same. |
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