Unit 3.7 - 3.10

A homogeneous mixture of two or more pure substances

• Solution

• Solute

• Solvent

• Solubility

The substance being dissolved

• Solution

• Solute

• Solvent

• Solubility

The substance doing the dissolving

• Solution

• Solute

• Solvent

• Solubility

The ability of a solute to dissolve in a solvent

• Solution

• Solute

• Solvent

• Solubility

A solution in which water is the solvent

• Polar

• Electrolyte

• Nonelectrolyte

• Aqueous

Which of the following is NOT a property of liquid solutions?

• The components cannot be separated by using filtering.

• There are no components large enough to scatter visible light (Tyndall Effect).

• All of these are properties of liquid solutions.

• The components can be separated using processes that are a result of the intermolecular interactionsbetween and among the components (distillation, chromatography...).

___ compounds will dissociate into ions when they form solutions.

• polar

• nonpolar

• ionic

• covalent

1 mole of CaCl2 will form __ mole(s) of chloride ions when it forms a solution.

• 1

• 2

• 0.5

3 moles of MgCl2 will form how many moles of chloride ions when it dissolves into solution?

• 2

• 3

• 5

• 6

Which is the correct formula for molarity?

• moles of solute/liters of solution

• liters of solution/moles of solute

• grams of solute/liters of solution

• grams of solute/grams of solution

Answer explanation

n/L

moles per liter