CHE 104 Lecture Notes - Lecture 16: Mole Fraction, Molality, Molar Concentration

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8 Feb 2017
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February 8th, 2017
Dr. Townsend
Lecture #16
If the given
concentration unit is...
The numerical value
corresponds to...
When the sample size
is...
Weight percent
Mass of solute
100 g of solution
Molality
Moles of solute
1 kg of solvent
Mole fraction of solute
Moles of solute
Moles solute + moles
solvent = 1 mole
Molarity
Moles of solute
1 L of solution
Check Your Understanding
Solubility Equilibrium
Add sufficient solute to solvent
Macroscopic View
At first you will see the solute dissolve
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