A solution of 0.04M hydroiodic acid is utilized to titrate 250mL of 7.0x10-2M potassium lactate. Please solve parts 4 and 5. What is the pH of the initial potassium lactate solution? Show your work. What volume of HI needs to be added to the solution potassium lactate to reach the equivalence point? show work. What is the ph of the solution at the equivalence point? show work. The midpoint of the titration is where the amount of HI solution added is half the volume needed to reach the equivalence point of the titration. What is the pH in the solution at the midpoint of the titration? show work. What is the pH of the solution once 100mL of the hydroiodic acid solution has been added to the flask? show work.

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