Question 1

In water,a substance that ionizes completely in solution is called a ________.

Accepted Answer

A) weak electrolyte 
B) nonelectrolyte 
C) semiconductor 
D) nonconductor 
E) strong electrolyte 
A) weak electrolyte 
B) nonelectrolyte 
C) semiconductor 
D) nonconductor 
E) strong electrolyte E

Question 2

A red blood cell will undergo hemolysis in ________.

Accepted Answer

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

Question 3

A solution with the same osmotic pressure as the blood is ________.

Accepted Answer

A) isotonic to the blood 
B) hypotonic to the blood 
C) hypertonic to the blood 
D) nontonic to the blood 
E) molar to the blood 
A) isotonic to the blood 
B) hypotonic to the blood 
C) hypertonic to the blood 
D) nontonic to the blood 
E) molar to the blood A

Question 4

When some of the sugar added to iced tea remains undissolved at the bottom of the glass,the solution is ________.

Accepted Answer

A) dilute 
B) polar 
C) nonpolar 
D) saturated 
E) unsaturated 
A) dilute 
B) polar 
C) nonpolar 
D) saturated 
E) unsaturated

Question 5

A homogeneous mixture that does not settle out upon standing is ________.

Accepted Answer

A) an element 
B) a colloid 
C) a suspension 
D) solid 
E) hydrated 
A) an element 
B) a colloid 
C) a suspension 
D) solid 
E) hydrated

Question 6

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?

Accepted Answer

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

Question 7

The mass percent concentration refers to ________.

Accepted Answer

A) grams of solute in 1 kg of solvent 
B) grams of solute in 1 kg of solution 
C) grams of solute in 100 g of solvent 
D) grams of solute in 100 g of solution 
E) grams of solvent in 100 g of solution 
A) grams of solute in 1 kg of solvent 
B) grams of solute in 1 kg of solution 
C) grams of solute in 100 g of solvent 
D) grams of solute in 100 g of solution 
E) grams of solvent in 100 g of solution

Question 8

If a red blood cell is placed in 1% glucose solution,the red blood cell will________.

Accepted Answer

The answer of If a red blood cell is placed...

Question 9

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

Accepted Answer

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

Question 10

A solution that has an osmotic pressure less than that of red blood cells is called ________.

Accepted Answer

A) saturated 
B) hypertonic 
C) isotonic 
D) hypotonic 
E) unsaturated 
A) saturated 
B) hypertonic 
C) isotonic 
D) hypotonic 
E) unsaturated

Question 11

How many equivalents are in 0.40 mole of   ?

Accepted Answer

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

Question 12

What is the molarity of a solution containing 5.0 moles of KCl in 2.0 L of solution?

Accepted Answer

A) 2.5 M 
B) 1.0 M 
C) 5.0 M 
D) 10.M 
E) 2.0 M 
A) 2.5 M 
B) 1.0 M 
C) 5.0 M 
D) 10.M 
E) 2.0 M

Question 13

What is the concentration,mass/volume percent (m/v),of a solution prepared from 50.g NaCl and 2.5 L of water?

Accepted Answer

A) 5.0% (m/v) 
B) 2.0% (m/v) 
C) 0.020% (m/v) 
D) 0.050% (m/v) 
E) 20.% (m/v) 
A) 5.0% (m/v) 
B) 2.0% (m/v) 
C) 0.020% (m/v) 
D) 0.050% (m/v) 
E) 20.% (m/v)

Question 14

What mass of KCl is in 350 mL of 0.24 M KCl?

Accepted Answer

A) 0.84 g 
B) 1.1.g 
C) 84 g 
D) 18 g 
E) 6.3 g 
A) 0.84 g 
B) 1.1.g 
C) 84 g 
D) 18 g 
E) 6.3 g

Question 15

A 10% starch solution is separated from a 2% starch solution by a semipermeable membrane.Starch is a colloid.Which of the following is correct?

Accepted Answer

A) The 10% solution has the higher osmotic pressure. 
B) The 2% solution has the higher osmotic pressure. 
C) Neither solution has osmotic pressure. 
D) The solutions have the same osmotic pressure. 
E) The solutions have opposite osmotic pressures. 
A) The 10% solution has the higher osmotic pressure. 
B) The 2% solution has the higher osmotic pressure. 
C) Neither solution has osmotic pressure. 
D) The solutions have the same osmotic pressure. 
E) The solutions have opposite osmotic pressures.

Question 16

The process that occurs in this system is ________.

Accepted Answer

A) filtration 
B) hydration 
C) neutralization 
D) dialysis 
E) osmosis 
A) filtration 
B) hydration 
C) neutralization 
D) dialysis 
E) osmosis

Question 17

What volume of 2.5% (m/v)KOH can be prepared from 125 mL of a 5.0% (m/v)KOH solution?

Accepted Answer

A) 0.0040 mL 
B) 63 mL 
C) 0.10 mL 
D) 125 mL 
E) 250 mL 
A) 0.0040 mL 
B) 63 mL 
C) 0.10 mL 
D) 125 mL 
E) 250 mL

Question 18

If a red blood cell is placed in 5% NaCl solution,the red blood cell will________.

Accepted Answer

The answer of If a red blood cell is placed...

Question 19

The molarity (M)of a solution refers to ________.

Accepted Answer

A) moles of solute/L of solution 
B) moles of solute/ L of solvent 
C) moles of solute/100 mL of solution 
D) grams of solute/100 mL of solution 
E) grams of solute/L of solution 
A) moles of solute/L of solution 
B) moles of solute/ L of solvent 
C) moles of solute/100 mL of solution 
D) grams of solute/100 mL of solution 
E) grams of solute/L of solution

Question 20

How many equivalents are in 0.60 mole of   ?

Accepted Answer

A) 0.60 Eq 
B) 0.30 Eq 
C) 1.2 Eq 
D) 2.0 Eq 
E) 1.0 Eq 
A) 0.60 Eq 
B) 0.30 Eq 
C) 1.2 Eq 
D) 2.0 Eq 
E) 1.0 Eq

In water,a substance that ionizes completely in solution is called a ________.

A red blood cell will undergo hemolysis in ________.

A solution with the same osmotic pressure as the blood is ________.

When some of the sugar added to iced tea remains undissolved at the bottom of the glass,the solution is ________.

A homogeneous mixture that does not settle out upon standing is ________.

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?

The mass percent concentration refers to ________.

If a red blood cell is placed in 1% glucose solution,the red blood cell will________.

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

A solution that has an osmotic pressure less than that of red blood cells is called ________.

How many equivalents are in 0.40 mole of ?

What is the molarity of a solution containing 5.0 moles of KCl in 2.0 L of solution?

What is the concentration,mass/volume percent (m/v),of a solution prepared from 50.g NaCl and 2.5 L of water?

What mass of KCl is in 350 mL of 0.24 M KCl?

A 10% starch solution is separated from a 2% starch solution by a semipermeable membrane.Starch is a colloid.Which of the following is correct?

The process that occurs in this system is ________.

What volume of 2.5% (m/v)KOH can be prepared from 125 mL of a 5.0% (m/v)KOH solution?

If a red blood cell is placed in 5% NaCl solution,the red blood cell will________.

The molarity (M)of a solution refers to ________.

How many equivalents are in 0.60 mole of ?

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Exam 9: Solutions

In water,a substance that ionizes completely in solution is called a ________.

A red blood cell will undergo hemolysis in ________.

A solution with the same osmotic pressure as the blood is ________.

When some of the sugar added to iced tea remains undissolved at the bottom of the glass,the solution is ________.

A homogeneous mixture that does not settle out upon standing is ________.

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?

The mass percent concentration refers to ________.

If a red blood cell is placed in 1% glucose solution,the red blood cell will________.

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

A solution that has an osmotic pressure less than that of red blood cells is called ________.

How many equivalents are in 0.40 mole of ?

What is the molarity of a solution containing 5.0 moles of KCl in 2.0 L of solution?

What is the concentration,mass/volume percent (m/v),of a solution prepared from 50.g NaCl and 2.5 L of water?

What mass of KCl is in 350 mL of 0.24 M KCl?

A 10% starch solution is separated from a 2% starch solution by a semipermeable membrane.Starch is a colloid.Which of the following is correct?

The process that occurs in this system is ________.

What volume of 2.5% (m/v)KOH can be prepared from 125 mL of a 5.0% (m/v)KOH solution?

If a red blood cell is placed in 5% NaCl solution,the red blood cell will________.

The molarity (M)of a solution refers to ________.

How many equivalents are in 0.60 mole of ?

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Thiols, Ethers, Aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, Esters, Amines, and Amides

Lipids

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

Filters