Question: what will be the ph of a buffer solution prepared from 0.45 mol of formic acid, hcooh, 0.25 mol of sodium formate, hcoona, and just

what will be the ph of a buffer solution prepared from 0.45 mol of formic acid, hcooh, 0.25 mol of sodium formate, hcoona, and just enough water to make 1.00 l of solution? the ka for formic acid is 1.77 x 10^-4. thx

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