Chapter 12

Question 1

Majority component

Answer 1

solvent

Question 2

minority component

Answer 2

soulte

Question 3

Dilute

Answer 3

refers to a much less dissolved amount of solute

Question 4

Solubility:

ion-dipole

Answer 4

dissolve into very strong hydrogen bonds

Question 5

Solubility:

dipole

Answer 5

primary for non-polar molecules

Question 6

entropy

Answer 6

of ways system can distribute energy

Question 7

Delta S

Answer 7

increase in entropy (+)

Question 8

Solute - solvent > s-s sol-sol

Answer 8

solution formation

Question 9

Solute - solvent = s-s sol-sol

Answer 9

solution formation

Question 10

Solute - solvent < s-s sol-sol

Answer 10

NO SOLUTION FORMATION

Question 11

___ entropy, ___ ways to distribute that kinetic energy

Answer 11

^, ^

Question 12

saturated

Answer 12

max amount of solute dissolved with in solvent at temp

Question 13

super saturated

Answer 13

more solute than @ equilibrium concentration

Question 14

unsaturated

Answer 14

have not hit equilibrium concentration yet, add more to reach
very unstable

Question 15

when the solute and solvent mix

Answer 15

miscible

Question 16

gas liquid solution has a ____ IMF, result?

Answer 16

weak

results in decrease of solubility of gas

Question 17

gases ____ solubility, ___ pressure

Answer 17

^, ^

Question 18

all gases are ? with in each other

Answer 18

soluble

Question 19

Delta H < O

Answer 19

exothermic

Question 20

Delta H > O

Answer 20

endothermic

Question 21

relationship between temp and solubility

Answer 21

as temp ^, solubility ^ for most solids

Question 22

relationship between temp and GAS solubility with in water

Answer 22

as temp ^, gas solubility with in water D

Question 23

relationship between pressure and gas solubility

Answer 23

^ pressure, ^ gas solubility

Question 24

Henrys law

Answer 24

Sgas = Kh x Pgas
Kh= henrys law constant
Sgas = solubility
Pgas = Pressure

Question 25

Surface area is ___ when solute dissolves

Answer 25

decreased

Question 26

heat of hydration

Answer 26

Delta Hhyd = delta Hsolv +delta Hmix

Question 27

Boiling point elevation equation

Answer 27

Delta Tb = Kb x msolute
Kb=molal boiling point constant
msolute= moles soulte/kg solvent

Question 28

Freezing point depression

Answer 28

delta Tf = Kf x msolute

Question 29

osmotic pressure equation

Answer 29

pie = m x r
m=moalr concentration
r=gas constant 0.0826
t= temp

Question 30

osmotic pressure definition

Answer 30

amount of pressure needed to reach equilibrium