CONCENTRATION FORMULAS Flashcards
1
Q
percent by mass (w/w)
A
mass of solute / mass of solution x 100
2
Q
percent by volume (v/v)
A
volume of solute / volume of solution x 100
3
Q
percent by mass (w/v)
A
mass of solute / volume of solution x 100
4
Q
Parts per million (ppm)
A
mass of solute / volume of solution x 10^6
5
Q
Parts per billion (ppb)
A
mass of solute / volume of solution x 10^9
6
Q
Parts per trillion (ppt)
A
mass of solute / volume of solution x 10^12
7
Q
mole fraction
A
mole A / total mole
mole A / mol A + mol B
8
Q
Molarity (M)
A
moles of solute (mol) / volume of solution (L)
9
Q
Molality (m)
A
moles of solute (mol) / kg of solvent (L)
10
Q
Normality (N)
A
equivalent of moles (eq) / volume of solution (L)
