Solutions, Acids, and Bases Review

Which of the following increase the solubility of a solid solute? Choose TWO.

• increase temperature

• decrease temperature

• increase surface area of solute

• decrease surface area of solute

What is the molarity of 3 mole of hydrochloric acid in 3 L of water. 

• 3
• 1
• 6
• 9

What is the molarity of 4 grams of sodium chloride in 3,800 mL of solution?

• 0.018 M
• 0.018 mol
• 1.052 M
• 1.052 mol

How many L are required to make 3.5 M hydrochloric acid using 1.1 moles? 

• 3.18 L
• 0.31 L
• 3.85 L
• 4.6 L

A mixture with less solute dissolved in the solvent than is usually soluble is called:

• concentrated

• supersaturated

• saturated

• unsaturated

When you have added as much solute as can dissolve in the solvent, the solution is called:

• concentrated

• supersaturated

• saturated

• unsaturated

This solution would be considered

• Unsaturated
• Supersaturated
• Saturated
• Undefined

Bases are subtances that contain ________, or can produce them in water.

• metals atoms

• hydrogen ions (H+)

• hydroxide ions (OH-)

• mercury atoms

Acids are substances that contain ________, or can produce them in water.

• metals atoms

• hydrogen ions (H+)

• hydroxide ions (OH-)

• mercury atoms

Phenolphthalein is added to a solution and turns PINK. The solution would be described as _________.

• acidic

• basic

• neutral