Additional Info. Flashcards
Concentration units, Polyatomic Ions, etc.
Molarity (M)
mol solute / Liters solution
molality (m)
mol solute / kg solvent
Mol Fraction (X)
mol solute / total mol solute + solvent
Mol Percent
X ⋅ 100%
Parts by mass
(mass solute / mass solution) ⋅ factor
Percent by mass
(mass solute / mass solution) ⋅ 100
Parts per million (ppm)
(mass solute / mass solution) ⋅ 10^6
Parts per billion (ppb)
(mass solute / mass solution) ⋅ 10^9
Parts by volume
(volume solute / volume solution) ⋅ factor
When is solvent used in the denominator?
molality - as kg solvent
mol fraction - as mol solvent + solute
What are strong electrolytes?
Strong acids
HCL, HNO3, HBR, H2SO4
Strong Bases
metal cation + OH, ionic + OH
Polyatomic ion saying
Nick the Camel ate Clam Crepes for Supper in Pheonix
Nick = _____
Nitrate NO3 -
Camel = _____
Carbonate CO3 -2
Clam = __________
Chlorate ClO3 -
Crepes = ___________
Chromate CrO4 -2
Supper = _________
Sulfate SO4 -2
Phoenix = ________
Phosphate PO4 -3
What is the ranking of polyatomic suffixes?
Per- (+1 O)
-ate (base)
-ite (-1 O)
Hypo- (-2 O)
The # consonates in the polyatomic ion saying words represent . . .
Number of oxygen in the ion
The # vowels in the polyatomic ion saying words represent . . .
Charge of the ion