Review feminine and masculine communication styles, and the term genderlect.

Which of the following salt compounds will have increased solutility under acidic conditions? Hint:  Consider the acid-base properties of the salts. 

Consider the titration of 20 mL of 0.30 M butanoic acid, HC4H7O2, Ka = 1.5 x 10−5.  What is the pH of the solution after adding 20 mL of 0.25 M NaOH?

Which of the following titrations would produce a solution with a neutral pH at the equivalence point?

A solution contains 2.0 × 10⁻³ M Pb²⁺ and 1.2 × 10⁻³ M I⁻.  Will a precipitate of PbI₂ form in this solution? Hint:  Ksp of PbI₂ = 8.5 × 10⁻⁹

A solution prepared in the lab contains 3.5 × 10⁻⁴ M Sr²⁺ and 0.0010 M F⁻. Will a precipitate of SrF2 form in this solution? Hint:  Ksp of SrF₂ is 4.3 × 10⁻⁹

Consider the following titration curve graphs: Which of the titration curves best represents the results for a strong acid titrated with a strong base?

What is the pH of a buffer made from 0.15 mol of HF and 0.55 mol of KF in 2.0 L of solution? Hint: The Ka of hydrofluoric acid, HF, is 6.8 × 10⁻4.

What happens when a small amount of NaOH is added to a buffer solution containing HF and NaF?

What is the pH of a buffer made from 0.45 mol of HCN and 0.20 mol of NaCN in 2.0 L of solution? Hint: The Ka of hydrogen cyanide, HCN, is 4.9 × 10⁻10.