Calculate the pH of a solution that is 0.295 M in sodium formate (NaHCO2) and in formic acid The Ka of formic acid is 1.77
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What concentration of sodium formate, NaHCO2, is needed for abuffer solution at a pH of 3.62, if it contains formic acid, HCO2H,with a concentration of 0.150 M.
What mass of sodium formate (HCOONa, 68 g/mol) is needed to add to 400 mL of 1 M formic acid for a buffer solution with pH 3.5. KaĀ = 1.77 x 10ĀÆ4
What is the pH of a buffer made by mixing 1.50 L of 0.025 M formic acid, HCH2O with 2.50 L of 0.050 M sodium formate, NaCH2O? The Ka for formic acid is 1.7 x 10-4.What is the pH of a buffer made by mixing 1.50 L of 0.025 M formic acid, HCH2O with 2.50 L of 0.050 M sodium formate, NaCH2O? The Ka for formic acid is 1.7 x 10-4.