Chapter 22

Question 1

Contains only a single element or compound.

Answer 1

Pure

Question 2

A mixture containing two or more elements or compounds.

Answer 2

Impure

Question 3

The different components can be seen individually. (Salad dressing)

Answer 3

Heterogeneous mixture

Question 4

A mixture with the same composition throughout. (Alloys)

Answer 4

Homogenous mixture

Question 5

A combination of two or more substances in which each substance retains its properties.
••mixtures retain the ability to be separated.

Answer 5

Mixture

Question 6

Mixture with the components all in the same phase. (Saltwater, air)

Answer 6

Solution

Question 7

Homogeneous mixture in which the components are in different phases. (Blood, milk)

Answer 7

Suspension

Question 8

The substance that is dissolved In a solution.

Answer 8

Solute

Question 9

The substance that dissolves the solute into the solution.

Answer 9

Solvent

Question 10

The mixing or breaking down of the solute into the solvent.

Answer 10

Dissolving

Question 11

A solution that contains the maximum amount of solute that can be dissolved.

Answer 11

Saturated solution

Question 12

A solution in which more solute could be dissolved.

Answer 12

Unsaturated solution

Question 13

A solution that has excess solute placed in it and this excess settles to the bottom.

Answer 13

Supersaturated solution

Question 14

The ratio of the amount of solute dissolved in the solvent. Solute/solvent

Answer 14

Concentration

Question 15

The number of atoms in exactly 12 g of the carbon 12 isotope.

Answer 15

Mole

Question 16

6.02 x 10^23 atoms in one mole.

Answer 16

Avogadros number