Solubility

Practice Questions

AP Chemistry › Solubility

Page 1 of 3

10 of 21

1

Which of the following will be the precipitate in the following reaction?

2KCl + Ca(OH)2 → 2KOH + CaCl2

2

Consider the following balanced equation for the solubility of barium hydroxide in an aqueous solution.

$Ba(OH)_{2}_{(s)} \rightleftharpoons Ba^{2+}_{(aq)} + 2OH^{-}_{(aq)}$

$\small K_{sp} = 5*10^{-3}$

What is the equilibrium expression for the balanced reaction?

3

Which of the following compounds is insoluble in water?

4

Which of the following ionic compounds is soluble in water?

I.

II.

III.

5

Pb(OH)2 has a Ksp of 1.43 * 10-20.

What is its solubility?

6

Which of the following factors will generally lead a solute to dissolve more easily into a solution (i.e. increase solubility)?

7

Consider the following balanced equation for the dissociation of barium hydroxide in an aqueous solution.

$\small Ba(OH)_{2}_{(s)} \rightleftharpoons Ba^{2+}_{(aq)} + 2OH^{-}_{(aq)}$

$\small K_{sp} = 5*10^{-3}$

A 1M solution of barium nitrate is added to the solution. What is the solubility of barium hydroxide after this addition?

8

$Ag_{2}SO_{4}$ is dissolved in water. Which of the following salts will result in a precipitate if added to the silver sulfate solution?

9

Which of these WILL be soluble in water?

10

Out of the compounds shown, which one is least soluble in water?

Page 1 of 3

Return to subject