Determine the ph of the solution before the addition of koh

Reference no: EM13715249

Problem- A 100.00 mL sample of 0.20 M HF is titrated with 0.10 M KOH.Determine the pH of the solution before the addition of any KOH.

The Ka of HF is 3.5 x 10-4

A) 4.15 B) .70 C) 1.00 D)3.46 E)2.08

I need proficient help in the above problems.

Reference no: EM13715249

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