Question 1

What is the molarity of a solution which contains 58.5 g of sodium chloride dissolved in 0.500 L of solution?

Accepted Answer

A) 0.500 M 
B) 1.00 M 
C) 1.50 M 
D) 2.00 M 
E) 4.00 M 
A) 0.500 M 
B) 1.00 M 
C) 1.50 M 
D) 2.00 M 
E) 4.00 M

Question 2

In a solution,the solvent ________.

Accepted Answer

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. 
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.

Question 3

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

Accepted Answer

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

Question 4

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

Accepted Answer

The answer of When KCl is added to water,the salt...

Question 5

Oil does not dissolve in water because ________.

Accepted Answer

A) oil is polar 
B) oil is nonpolar 
C) water is nonpolar 
D) water is saturated 
E) oil is hydrated 
A) oil is polar 
B) oil is nonpolar 
C) water is nonpolar 
D) water is saturated 
E) oil is hydrated

Question 6

A 2.0% (m/v)NaCl solution contains ________ g NaCl in 300.mL of solution.

Accepted Answer

The answer of A 2.0% (m/v)NaCl solution contains ________ g...

Question 7

When NH4Cl is added to water,the salt will be ________.

Accepted Answer

Question 8

The O-H bond in water is polar because ________.

Accepted Answer

A) it is an ionic bond 
B) oxygen is much more electronegative than hydrogen 
C) oxygen occupies more space than hydrogen 
D) hydrogen is much more electronegative than oxygen 
E) it is a hydrogen bond 
A) it is an ionic bond 
B) oxygen is much more electronegative than hydrogen 
C) oxygen occupies more space than hydrogen 
D) hydrogen is much more electronegative than oxygen 
E) it is a hydrogen bond

Question 9

Water is a polar solvent and hexane (     )is a nonpolar solvent.Which of the following correctly describes the solubility of the solute in the given solvent?

Accepted Answer

A) mineral oil,soluble in water 
B) Ca   ,soluble in hexane 
C)    ,soluble in water 
D)    ,soluble in water 
E) octane,soluble in water 
A) mineral oil,soluble in water 
B) Ca   ,soluble in hexane 
C)    ,soluble in water 
D)    ,soluble in water 
E) octane,soluble in water

Question 10

A solution contains 43 mEq/L of of   and 11 mEq/L of   .If the only cation in the solution is   ,what is the   concentration in mEq/L?

Accepted Answer

A) 43 mEq/L 
B) 11 mEq/L 
C) 54 mEq/L 
D) 32 mEq/L 
E) 2.0 mEq/L 
A) 43 mEq/L 
B) 11 mEq/L 
C) 54 mEq/L 
D) 32 mEq/L 
E) 2.0 mEq/L

Question 11

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

Accepted Answer

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

Question 12

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

Accepted Answer

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

Question 13

Match between columns
                        Premises: a solution in which more solute can be dissolved
a solution that has a higher osmotic pressure than the red blood cells of the body
a solution that contains the highest amount of solute that dissolves at a given temperature
the association of several water molecules with ions produced in a solution
the major attractive forces between water molecules

Accepted Answer

The Answer of hypertonic and unsaturated and hydration and hydrogen is...

Question 14

Which starch solution will decrease in volume as osmosis occurs?

Accepted Answer

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

Question 15

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 16

A mixture is prepared by dissolving 2 g of KCl in 100 g of H2O.In this mixture, H2O is the ________.

Accepted Answer

A) solute 
B) solvent 
C) solution 
D) solid 
E) ionic compound 
A) solute 
B) solvent 
C) solution 
D) solid 
E) ionic compound

Question 17

Which has a higher osmotic pressure 1.0 M sucrose or water?

Accepted Answer

The answer of Which has a higher osmotic pressure 1.0...

Question 18

Match between columns
                        Premises: a solution in which more solute can be dissolved
the major attractive forces between water molecules
the association of several water molecules with ions produced in a solution
a solution that has a higher osmotic pressure than the red blood cells of the body
a solution that contains the highest amount of solute that dissolves at a given temperature

Accepted Answer

The Answer of hypotonic and hypertonic and hydrogen bonding and is...

Question 19

How many moles of   are in 250 mL of a 3.0 M of   solution?

Accepted Answer

A) 750 moles 
B) 1.3 moles 
C) 83 moles 
D) 0.75 mole 
E) 3.0 moles 
A) 750 moles 
B) 1.3 moles 
C) 83 moles 
D) 0.75 mole 
E) 3.0 moles

Question 20

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...

What is the molarity of a solution which contains 58.5 g of sodium chloride dissolved in 0.500 L of solution?

In a solution,the solvent ________.

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

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

Oil does not dissolve in water because ________.

A 2.0% (m/v)NaCl solution contains ________ g NaCl in 300.mL of solution.

When NH₄Cl is added to water,the salt will be ________.

The O-H bond in water is polar because ________.

Water is a polar solvent and hexane ( )is a nonpolar solvent.Which of the following correctly describes the solubility of the solute in the given solvent?

A solution contains 43 mEq/L of of and 11 mEq/L of .If the only cation in the solution is ,what is the concentration in mEq/L?

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

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

Which starch solution will decrease in volume as osmosis occurs?

An equivalent is ________.

A mixture is prepared by dissolving 2 g of KCl in 100 g of H₂O.In this mixture, H₂O is the ________.

Which has a higher osmotic pressure 1.0 M sucrose or water?

How many moles of are in 250 mL of a 3.0 M of solution?

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

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Exam 9: Solutions

What is the molarity of a solution which contains 58.5 g of sodium chloride dissolved in 0.500 L of solution?

In a solution,the solvent ________.

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

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

Oil does not dissolve in water because ________.

A 2.0% (m/v)NaCl solution contains ________ g NaCl in 300.mL of solution.

When NH4Cl is added to water,the salt will be ________.

The O-H bond in water is polar because ________.

Water is a polar solvent and hexane ( )is a nonpolar solvent.Which of the following correctly describes the solubility of the solute in the given solvent?

A solution contains 43 mEq/L of of and 11 mEq/L of .If the only cation in the solution is ,what is the concentration in mEq/L?

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

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

Which starch solution will decrease in volume as osmosis occurs?

An equivalent is ________.

A mixture is prepared by dissolving 2 g of KCl in 100 g of H2O.In this mixture, H2O is the ________.

Which has a higher osmotic pressure 1.0 M sucrose or water?

How many moles of are in 250 mL of a 3.0 M of solution?

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

When NH₄Cl is added to water,the salt will be ________.

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

A mixture is prepared by dissolving 2 g of KCl in 100 g of H₂O.In this mixture, H₂O is the ________.