Solutions Formulas Flashcards
1
Q
Molality (m)
A
Moles of solute/ kg of solvent
2
Q
Ppm
A
Grams of solute/ mass of solution x 10^6
3
Q
Percent by mass
A
Mass of solute/ mass of solution x 100
4
Q
Mole fraction
A
Moles of part/ total moles
5
Q
Dilution
A
MV=mv
6
Q
New freezing point
A
Tf=mKfi
M=molality
I= van hoff factor
7
Q
New boiling point
A
Tb=mKbi
8
Q
Freezing point dispersion constant
A
Kf(h20)= 1.86 c/m
9
Q
Boiling point elevation constant
A
Kb(H20) = .52 c\m
10
Q
Can hoff factor for molecular compounds
A
1
11
Q
Molarity (M)
A
Moles of solute/ liters of solution
Must be in liters and kilograms