8.2 + 8.3 [UNIT 4]

Question 1

Electrolytes

Answer 1

a compound that dissolves in water, producing a solution that conducts electricity

(ex. sodium, potassium, chlorine, carbonate, phosphate)

Question 2

Solubility

Answer 2

the quantity of solute that dissolves in a given quantity of solvent at a given temperature

Question 3

Solute

Answer 3

Substance least present in the solution

Question 4

Solvent

Answer 4

Substance most present in the solution

Question 5

Solution

Answer 5

Homogeneous mixture (of 2 or more substances)

(ex. sugar water, salt solutions, alcohol in water, alloys, brass)

Question 6

Miscible

Answer 6

To be able to mix to form a solution

(ex. water and ethanol)

Question 7

Immiscible

Answer 7

Cannot mix to form a solution in water

(ex. oil and water)

Question 8

Saturated

Answer 8

a solution that contains the maximum quantity of solute at a given temperature and pressure

Question 9

Unsaturated

Answer 9

a solution in which more solute can dissolve at a given temperature and pressure

Question 10

Supersaturated

Answer 10

a solution
that contains more than the maximum quantity of solute that it should at a given temperature and pressure

Question 11

Dissociation

Answer 11

Separation of ions from an ionic compound as it dissolves in water

Question 12

Ionization

Answer 12

the formation of ions from uncharged molecules