i
Unit 6 Study Guide
TOPIC
1 REVIEW
Agcaqueous dissolved in water
Solution Homogenous mixture solutes dissolved in solvents
solute Dissolved particles in a solution i.e Nau
mm
solvent the dissolved medium in a solution
sow
Saturated Solution containing man amount of solute for a given
amount of solvent at a constant temperature and pressure
TOPIC 2 SOLUBILITY
Water molecule has 0 and
end
H
µ
negative attached to cation
O0
positive attached to anion
Ion solution water surrounding ions
When certain IONIC COMPOUNDS compounds w It atoms
are added to water
they will break apart1 DISSOCIATE
ex
Natcag Cl cap
Cathay t 2 U cage
NaCl is
Caches
AgNoses
Be NOskis
solubility
Ag cag NO3 caq
BetYaa 2N05 cag
rules
1 Use table F
2 Soluble
3
dissolve In water to form aqueous solution
will
Insoluble will
not dissolve
in water to
form aqueous
solution
Na Br Soluble
Fe PO.de insoluble
ex
NHK 28 soluble
CaSOe insoluble
TOPIC B
SOLUTION CONCENTRATIONS
Concentration
Molarity
I composition by mass
Parts per million
ppm
Volume
measured in liters
Grams
convert to moles
TOPIC
Must
f
moles of
Molarity
M
solute
liters of
solution
F
ELECTROLYTES
be able to dissolve in water
Forms ions in solution
Review
Ion metal
t
by dissociation
nonmetal
Covalent nonmetal
nonmetal
Electrolyte A substance that breaks into ions when dissolved
in water
conducts electricity
covalent compounds 2 nonmetals are never electrolytes
t
Stay together
as molecules
dissociate
do not
into ions
CONDUCTIVITY A
2 requirements
1 Charged particles
ex ions
2 Charged particles need to move freely
ex Water Solution
Categories Classified according to types of ions formed by substance
when it dissolves
1
Htt Cl
Arrhenius Acid HCl
Ht ions are ONLY positive icon in solution
2 Arrhenius Base NaOH Natt HT
OH
is
3 Salts K
start
Ena
WH
in OH
ONLY negative icon in solution
cation
anion
Kt Nos
There is positive ion other than Ht and negative ion other
than
Nos
OH
1
CONCENTRATION MOLARITY
Molarity
T.fime
ex What is
Ima NaCl
58
g
Nau
x
molarity
of
58g Nacl
I
58g NaCl
I mo l
Nall
dissolved in 2 L of
Me
M O S mo'll
soweio
TOPIC 5 PROPERTIES OF ACIDS AND BASES
pH
measure of
o
44
7
Etta
ACID
pH
HAS hydronium
acidity
t
neutral
Concentration
the pH 9
pH 7
BASE
CH'T
to i
pH
OH 1 10
p 04 13
log IH'T
L
pH S
POH 9
TOPIC
6
CH'T lo
OH
13
s
to 2
NEUTRALIZATIONS
Neutralization double replacement reaction
forms
salt
Nabisott
titrations
neutral
7
moles of
Moles
r
water
Hiiion
nasi'utosititifitt
of Hsotions
Ht
moles of
Molarity
MAVA MBVB
x
volume
of OH
OH
ions
Ht
ion
t