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To prepare a buffer of pH `8.26`, amount of `(NH_(4))_(2)SO_(4)` to be added into 500mL of `0.01M NH_(4)OH` solution `[pK_(a)(NH_(4)^(+))=9.26]` is:
A. 0.05 mole
B. 0.025
C. 0.10 mole
D. 0.005 mole

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1 Answer

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by (25.1k points)
Correct Answer - b

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