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________ can pass through filters but cannot pass through semipermeable membranes.

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A red blood cell will undergo hemolysis in ________.


A) water
B) 0.9% NaCl
C) 5% glucose
D) 5% NaCl
E) 10% glucose

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

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An aqueous mixture containing starch (a colloid) ,NaCl,glucose,and albumin (a colloid) is placed in a dialysis bag and immersed in distilled water.Which of the following correctly describes the location of the indicated substance after dialysis?


A) albumin inside
B) starch outside
C) albumin inside and outside
D) water inside only
E) starch inside and outside

F) C) and D)
G) B) and E)

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In the process known as osmosis,________ moves through a semipermeable membrane into an area of ________ concentration.


A) solute,lower solute
B) solute,higher solute
C) solvent,lower solute
D) solvent,lower solvent
E) solvent,higher solvent

F) C) and E)
G) A) and D)

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What volume of a 2.00 M KCl solution is required to prepare 500.mL of a 0.100 M KCl solution?


A) 0.0400 mL
B) 25.0 mL
C) 2.00 mL
D) 1.00 × 104 mL
E) 5.00 × 102 mL

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

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When KCl dissolves in water ________.


A) the Cl- ions are attracted to dissolved K+ ions
B) the Cl- ions are attracted to the partial negative charge on the oxygen atom of the water molecule
C) the K+ ions are attracted to Cl- ions on the KCl crystal
D) the K+ ions are attracted to the partial negative charge on the oxygen atom of the water molecule
E) the K+ ions are attracted to the partial positive charge on the hydrogen atoms of the water molecule

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

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In a solution,the solvent ________.


A) is a liquid
B) can be a liquid or gas
C) can be a solid,liquid,or gas
D) is never a solid
E) is the substance present in the smallest concentration

F) B) and C)
G) None of the above

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What is the molarity of a solution that contains 17 g of NH3 in 0.50 L of solution?


A) 34 M
B) 2.0 M
C) 0.50 M
D) 0.029 M
E) 1.0 M

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

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How many equivalents are in 0.40 mole of K+ ?


A) 0.40 Eq
B) 0.80 Eq
C) 0.20 Eq
D) 2.0 Eq
E) 1.0 Eq

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

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What is the molarity of a KCl solution made by diluting 75.0 mL of a 0.200 M solution to a final volume of 100.mL?


A) 0.267 M
B) 0.150 M
C) 0.200 M
D) 6.67 M
E) 0.100 M

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

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The process by which a semipermeable membrane allows water molecules,small molecules,and ions to pass through while retaining large particles is called ________.


A) osmotic pressure
B) dialysis
C) solvation
D) dilution
E) hydration

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

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Which starch solution will decrease in volume as osmosis occurs?


A) 4%
B) 10%
C) Neither exerts osmotic pressure.
D) They exert equal osmotic pressures.
E) They exert opposite osmotic pressures.

F) C) and D)
G) None of the above

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When MgO is added to water,the salt will be ________.

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