Solubility Unit 4

Question 1

What are solutions composed of

Answer 1

Solute and solvent

Question 2

Solute

Answer 2

Substance that is dissolved

Question 3

Solvent

Answer 3

Substance that does the dissolving

Question 4

Saturated solution

Answer 4

A solution that cannot dissolve additional solute under normal conditions

Question 5

Super saturated solution

Answer 5

A solution that has dissolved more solute than normal after conditions have been changed

Question 6

Soluble

Answer 6

If more than 1g of solute is dissolved per 100g of solvent

Question 7

Not soluble

Answer 7

If less than 0.1g of solute dissolves per 100mL H2O

Question 8

Slightly soluble

Answer 8

When between 0.1-1g of solute dissolves per 100mL of H2O

Question 9

Molarity and symbol

Answer 9

_M

The moles of solute per 1L of solution

Question 10

Molarity equation

Answer 10

=moles of solute
L of solution

Question 11

Ppm
Ppb

Answer 11

Parts per million
Parts per billion

Question 12

Answer 12

Question 13

Molality

Answer 13

Moles of solute/kg of solvent

Question 14

Turn 3ppm of AgCl to moles

Answer 14

Question 15

Concentration of 0.015M AgCl2 in ppm

Answer 15

Question 16

Answer 16

Question 17

Ksp

Answer 17

Solubility product constant

Question 18

Ksp definition

Answer 18

The equilibrium constant for the dissolving of a solid in H2O

Question 19

Ksp expression for CaCl2

Answer 19

(Ca+2). (Cl-)2

Question 20

What does ksp indicate

Answer 20

How much solute is dissolved

The larger the ksp the more soluble a substance is

Question 21

Answer 21

Question 22

Molarity triangle and moles triangle

Answer 22

Question 23

What does ksp tell us

Answer 23

How many ions can be in the solution before ppt forms

Question 24

Ksp= (A+) (B-)

Answer 24

Saturated

Question 25

Ksp> (A+) (B-)

Answer 25

Unsaturated

Question 26

Ksp< (A+) (B-)

Answer 26

Super saturated/ppt forms

Question 27

Find MAX solution

Answer 27

Question 28

When does ppt form

Answer 28

When the ion product (A+) (B-) is greater than the ksp value

Question 29

When can you predict if ppt forms

Answer 29

When 2 solutions are mixed together

Question 30

Answer 30

Question 31

Selective precipitation

Answer 31

Removing a specific ion from a mixture of ions

Question 32

Example of selective precipitation

Answer 32

Question 33

Spectator ions

Answer 33

Ions that don’t participate

Question 34

Net ionic equation example

Answer 34