What volume (inml) of `0.10 M` sodium formate solution should be added to `50 ml` of `0.05M` formic acid to produce a buffer solution of `pH4. [pK_(a)
What volume (inml) of `0.10 M` sodium formate solution should be added to `50 ml` of `0.05M` formic acid to produce a buffer solution of `pH4. [pK_(a)` for formic acid is 3.7]
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