Chemistry - Equilibrium - Solubility Equilibrium

1.

What is the solubility product constant ( $K_{sp}$ ) for the salt $AgCl$ at equilibrium?

A.

$1.77 \times 10^{-10}$

B.

$2.5 \times 10^{-9}$

2.

What happens to the solubility of $CaSO_{4}$ if $Na_{2}SO_{4}$ is added to the solution?

3.

The dissolution of $PbCrO_{4}$ can be represented as $PbCrO_{4} (s) \rightleftharpoons Pb^{2+} (aq) + CrO_{4}^{2-} (aq)$ . What is the expression for ?

4.

Which of the following salts has the lowest solubility in water?

A.

$BaSO_{4}$

B.

$NaCl$

C.

5.

When a saturated solution of $AgBr$ is formed, which ions are present at equilibrium?

A.

$Ag^{+}$ and $Br^{-}$

6.

What effect does temperature have on the solubility of most salts?

A.

Increases with temperature

B.

Decreases with temperature

C.

No effect

D.

Varies by salt

7.

What is the common ion effect?

A.

Increase in solubility due to a common ion

B.

Decrease in solubility due to a common ion

C.

No effect on solubility

D.

Increase in solubility with temperature

Solubility Equilibrium

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