Test Review Acids and bases

What is a solvent?

• The substance that does the dissolving in a solution.
• The substance that is being dissolved in a solution.
• The mixing of different substances.
• The process in which neutral molecules lose or gain electrons

To make a solute dissolve more quickly i n a solvent which would you do?

• Put it in cold water and stir it
• Put it in warm water and stir it

The concentration of a mixture can be increased in which of the following ways?

• Heating the mixture
• Adding more water “solvent”
• Adding more powder “solute”
• Stirring the mixture

When a certain amount of solvent cannot hold any more solute it is called a ________ solution.

• Diluted
• Saturated

Molality is defined as ________ divided by _____________

• liters solution, mols solute

• mols solute, liters solvent

• kg solvent, mols solute

• mols solute, kg solvent

Molarity concentration is abbreviated as _________

• MM.

• m.

• Mol.

• M.

Molarity is defined as _________ divided by ___________

• mol, liters

• mol, kg

• kg, liters

• liters, kg

How many mols of HCl are in 3 liters of 2.0M HCl solution?

• 2.0

• 1.5

• 6.0

• 0.66

What is the molarity of a 2 liter solution containing 5 moles of NaCl?

• 2.5
• 0.4
• 2.5 moles/liter
• 10 moles/liter

According to the pH range which substance is more acidic than lemon juice

• milk

• Lye

• Water

• Hydrochloric Acid