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properties
molarity
molality and mole fraction
solubility
boiling points and freezing points
100
These are two components of a solution.
What is a solute and solvent.
100
The definition of molarity.
What is moles of solute/L of solution
100
The symbol for molality
What is m
100
Solubility is defined as the amount of solute that is dissolved in this mass of solvent.
What is 100 g.
100
The equation for the boiling point change.
What is delta Tb = kb x m x d.f.
200
The substance that there is generally more of in a solution.
What is the solvent.
200
The molar concentration formed from 25 g of NaCl dissolved in 450 mL of water.
What is 0.96 M
200
The largest number that a mole fraction in a solution can be.
What is as close to 1 as possible
200
Gases dissolve better at these temperatures.
What is colder temperatures.
200
This has a dissociation factor of 4.
What is FeCl3
300
This is the adjective that describes NaCl dissolving in water.
What is soluble.
300
The equation for diluting a concentrated solution.
What is M1V1 = M2V2
300
In the definition of mole fraction, this is the denominator
What is the total moles
300
The solubility curves diagram show curves that describe this property of solutions.
What is saturation
300
These properties depend on the mass of solute used, not necessarily on their identity.
What are colligative properties.
400
Oil and water are said to be this in each other.
What is immiscible.
400
Diluting a solution changes the amount of this in the solution.
What is the amount of solvent.
400
The molality described by 4.2 g of KI dissolving in 342 g of water.
What is 0.074 m.
400
If the solubility was described to be above the curve on the solubility curve diagram, then the solution is assumed to be this.
What is supersaturated?
400
The dissociation factor of Mg3(PO4)2
What is 5.
500
Besides stirring and heating, this is another method of increasing the rate of dissolving.
What is crushing the solute (increasing surface area)
500
This piece of equipment is necessary in making molar dilutions.
What is a volumetric flask.
500
If the molality of a sodium chloride solution is 1.2 m, and there are 150 grams of solvent, then this number is the mass of solute present.
What is 11 g NaCl.
500
The way to determine the amount of solute that will precipitate out of a solution at two different temperatures.
What is to substract their solubilities.
500
Use Table 16.1 in the textbook (p. 474). The mass of KBr that can dissolve in 300 g of water at 45 oC.
What is 240 g