What volume of 0.1 M HCOONa solution should be added to 50 mL of 0.05 – InterviewSolution

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1.	What volume of 0.1 M HCOONa solution should be added to 50 mL of 0.05 M formic acid to produce a buffer solution of pH=4.0, pKa of formic acid =3.7 ?
Answer» What volume of $0.1 M H C O O N a$ solution should be added to $50 mL$ of $0.05 M$ formic acid to produce a buffer solution of $p H = 4.0$ , $p K_{a}$ of formic acid $= 3.7$ ?

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