GRE Subject Test: Biochemistry, Cell, and Molecular Biology : Help with Acid-Base Chemistry and pH

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Example Questions

Example Question #11 : Help With Acid Base Chemistry And P H

If a  solution of hydrofluoric acid is created, what fluoride ion concentration must be present in order to make the new pH of the solution equal to ?

 for hydrofluoric acid is 

Possible Answers:

Correct answer:

Explanation:

In order to determine what concentration of fluoride is needed, we can use the Henderson-Hasselbach equation:

All GRE Subject Test: Biochemistry, Cell, and Molecular Biology Resources

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