Colligative Properties

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Colligative Property
A property of a solution that depends on the number, not the identity, of the solute particles.
Vapor-Pressure Lowering
The lowering of vapor pressure of a solvent by the addition of a nonvolatile solute to the solvent.
Freezing-Point Depression
the difference in temperature between the freezing point of a solution and the freezing point of the pure solvent
Boiling-Point Elevation
the difference in temperature between the boiling point of a solution and the boiling point of the pure solvent
Molality
the concentration of a solution expressed in moles of solute per kilogram of solvent
1 mL of water
equals 1 gram of water
1 liter of water
equals 1 kilogram of water

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