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A saturated solution of salt in water may become unsaturated by __________. A) a

ID: 843490 • Letter: A

Question

A saturated solution of salt in water may become unsaturated by __________.

A) adding more salt particles

B) stirring the solution more vigorously

C) decreasing the particle size

D) increasing the temperature

Which compound dissolves well in hexane?

A) CH3COOH

B) NiCl2

C) CH3OH

D) I2

How are the solubilities of gases (solutes) in liquids (solvents) affected by changing pressure?

A) Pressure has no effect on how soluble a gas is in a liquid.

B) Gases are more soluble when the pressure is increased.

C) Gases are more soluble in liquids when pressure is decreased.

D) Gases are less soluble in liquids when pressure is increased.

Which statement is correct?

A) Solubility involves the statement "like dissolves like."

B) Pressure usually increases the solubility of a gas in water.

C) Temperature usually increases the solubility of a solid in water.

D) All of the above statements are correct.

Explanation / Answer

1. D) increasing the temperature

2. D) I2

3. B) Gases are more soluble when the pressure is increased.

4. D) All of the above statements are correct.

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