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Chemistry, 31.10.2019 08:31 johnboat

A280.0 ml buffer solution initially contains 2.0×10−2 m of hcho2 and 2.0×10−2 m of nacho2. for formic acid, ka=1.8×10−4. in order to adjust the buffer ph to 4.20, should you add naoh or hcl to the buffer mixture?

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A280.0 ml buffer solution initially contains 2.0×10−2 m of hcho2 and 2.0×10−2 m of nacho2. for formi...
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