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Hydrophilic and hydrophobic are not exactly the opposite phenomenon.

A) True
B) False

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What is the osmotic pressure of a solution prepared from 13.7 g of the electrolyte HCl and enough water to make 0.500 L of solution at 18°C? (R = 0.08206 L • atm/K • mol)


A) 0.55 atm
B) 1.10 atm
C) 8.95 atm
D) 17.9 atm
E) 35.9 atm

F) A) and C)
G) All of the above

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From the following list of aqueous solutions and water,select the one with the highest boiling point.


A) 1.0 M KNO3
B) 0.75 M NaCl
C) 0.75 M CuCl2
D) 2.0 M C12H22O11 (sucrose)
E) pure water

F) A) and B)
G) B) and E)

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The solubility of a solid always increases with increasing solvent temperature.

A) True
B) False

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What is the name given to a solution that contains the maximum amount of solute that will dissolve in a solvent at a specific temperature?


A) Saturated
B) Unsaturated
C) Solvent
D) Solute
E) Supersaturated

F) C) and D)
G) A) and B)

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A 0.100 m K2SO4 solution has a freezing point of -0.43°C.What is the van't Hoff factor for this solution? (Kf = 1.86°C/m)


A) 0.77
B) 1.0
C) 2.3
D) 3.0
E) 3.7

F) A) and B)
G) B) and C)

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Which pair of dispersed phases and dispersing media can never form a colloid?


A) solid and gas
B) liquid and gas
C) solid and solid
D) liquid and liquid
E) gas and gas

F) A) and B)
G) A) and E)

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