Question 1

The number of moles of a compound dissolved in one liter of a solution is called the ________.

Accepted Answer

molarity

Question 2

200.mL of a 12.0% (m/v)NaCl solution is diluted to 600.mL.The new concentration is ________.

Accepted Answer

4.00% (m/v)

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

How many milliliters of a 25% (m/v)NaOH solution would contain 75 g of NaOH?

Accepted Answer

A) 25 mL 
B) 75 mL 
C) 33 mL 
D) 19 mL 
E) 3.0 × 102 mL 
A) 25 mL 
B) 75 mL 
C) 33 mL 
D) 19 mL 
E) 3.0 × 102 mL

Question 5

Using a kidney machine to remove waste products from the blood is known as ________.

Accepted Answer

A) osmosis 
B) osmolysis 
C) autolysis 
D) hemolysis 
E) hemodialysis 
A) osmosis 
B) osmolysis 
C) autolysis 
D) hemolysis 
E) hemodialysis

Question 6

What volume of a 1.5 M KOH solution is needed to provide 3.0 moles of KOH?

Accepted Answer

A) 3.0 L 
B) 0.50 L 
C) 2.0 L 
D) 4.5 L 
E) 0.22 L 
A) 3.0 L 
B) 0.50 L 
C) 2.0 L 
D) 4.5 L 
E) 0.22 L

Question 7

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 8

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 9

An increase in the temperature of a solution usually ________.

Accepted Answer

A) increases the boiling point 
B) increases the solubility of a gas in the solution 
C) increases the solubility of a solid solute in the solution 
D) decreases the solubility of a solid solute in the solution 
E) decreases the solubility of a liquid solute in the solution 
A) increases the boiling point 
B) increases the solubility of a gas in the solution 
C) increases the solubility of a solid solute in the solution 
D) decreases the solubility of a solid solute in the solution 
E) decreases the solubility of a liquid solute in the solution

Question 10

How many grams of glucose are needed to prepare 400.mL of a 2.0%(m/v)glucose solution?

Accepted Answer

A) 800.g 
B) 0.0050 g 
C) 8.0 g 
D) 2.0 g 
E) 200.g 
A) 800.g 
B) 0.0050 g 
C) 8.0 g 
D) 2.0 g 
E) 200.g

Question 11

When 50.mL of 10.% (m/v)NaCl is diluted to 500.mL,the NaCl concentration is ________.

Accepted Answer

The answer of When 50.mL of 10.% (m/v)NaCl is diluted...

Question 12

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 13

A substance that produces only a small number of ions in solution is known as a ________ electrolyte.

Accepted Answer

The answer of A substance that produces only a small...

Question 14

A substance that carries an electric current when dissolved in water is called a(n)________.

Accepted Answer

The answer of A substance that carries an electric current...

Question 15

Which of the following also occurs in this system?

Accepted Answer

A) Water flows equally in both directions. 
B) There is a net flow of water from the 4% starch solution into the 10% starch solution. 
C) There is a net flow of water from the 10% starch solution into the 4% starch solution. 
D) Water does not cross the membrane at all. 
E) Starch moves out of the 10% starch solution into the 4% starch solution. 
A) Water flows equally in both directions. 
B) There is a net flow of water from the 4% starch solution into the 10% starch solution. 
C) There is a net flow of water from the 10% starch solution into the 4% starch solution. 
D) Water does not cross the membrane at all. 
E) Starch moves out of the 10% starch solution into the 4% starch solution.

Question 16

Which of the following molecules can form hydrogen bonds?

Accepted Answer

A) CH4 
B) NaH 
C) NH3 
D) BH3 
E) HI 
A) CH4 
B) NaH 
C) NH3 
D) BH3 
E) HI

Question 17

Rubbing alcohol is 70.% (m/v)isopropyl alcohol by volume.How many mL of isopropyl alcohol are in a 1 pint (473 mL)container?

Accepted Answer

A) 70.mL 
B) 0.15 mL 
C) 680 mL 
D) 470 mL 
E) 330 mL 
A) 70.mL 
B) 0.15 mL 
C) 680 mL 
D) 470 mL 
E) 330 mL

Question 18

Acetic acid can be classified as a ________.

Accepted Answer

A) gas 
B) solid 
C) weak electrolyte 
D) strong electrolyte 
E) ionic compound 
A) gas 
B) solid 
C) weak electrolyte 
D) strong electrolyte 
E) ionic compound

Question 19

An equivalent is ________.

Accepted Answer

A) the amount of ion that has a 1+ charge 
B) the amount of ion that has a 1- charge 
C) the amount of ion that carries 1 mole of electrical charge 
D) 1 mole of any ion 
E) 1 mole of an ionic compound 
A) the amount of ion that has a 1+ charge 
B) the amount of ion that has a 1- charge 
C) the amount of ion that carries 1 mole of electrical charge 
D) 1 mole of any ion 
E) 1 mole of an ionic compound

Question 20

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

The number of moles of a compound dissolved in one liter of a solution is called the ________.

200.mL of a 12.0% (m/v)NaCl solution is diluted to 600.mL.The new concentration is ________.

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

How many milliliters of a 25% (m/v)NaOH solution would contain 75 g of NaOH?

Using a kidney machine to remove waste products from the blood is known as ________.

What volume of a 1.5 M KOH solution is needed to provide 3.0 moles of KOH?

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

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?

An increase in the temperature of a solution usually ________.

How many grams of glucose are needed to prepare 400.mL of a 2.0%(m/v)glucose solution?

When 50.mL of 10.% (m/v)NaCl is diluted to 500.mL,the NaCl concentration is ________.

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

A substance that produces only a small number of ions in solution is known as a ________ electrolyte.

A substance that carries an electric current when dissolved in water is called a(n)________.

Which of the following also occurs in this system?

Which of the following molecules can form hydrogen bonds?

Rubbing alcohol is 70.% (m/v)isopropyl alcohol by volume.How many mL of isopropyl alcohol are in a 1 pint (473 mL)container?

Acetic acid can be classified as a ________.

An equivalent is ________.

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

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Exam 9: Solutions

The number of moles of a compound dissolved in one liter of a solution is called the ________.

200.mL of a 12.0% (m/v)NaCl solution is diluted to 600.mL.The new concentration is ________.

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

How many milliliters of a 25% (m/v)NaOH solution would contain 75 g of NaOH?

Using a kidney machine to remove waste products from the blood is known as ________.

What volume of a 1.5 M KOH solution is needed to provide 3.0 moles of KOH?

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

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?

An increase in the temperature of a solution usually ________.

How many grams of glucose are needed to prepare 400.mL of a 2.0%(m/v)glucose solution?

When 50.mL of 10.% (m/v)NaCl is diluted to 500.mL,the NaCl concentration is ________.

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

A substance that produces only a small number of ions in solution is known as a ________ electrolyte.

A substance that carries an electric current when dissolved in water is called a(n)________.

Which of the following also occurs in this system?

Which of the following molecules can form hydrogen bonds?

Rubbing alcohol is 70.% (m/v)isopropyl alcohol by volume.How many mL of isopropyl alcohol are in a 1 pint (473 mL)container?

Acetic acid can be classified as a ________.

An equivalent is ________.

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

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