Question 1

Incomplete dissociation of a molecular solute that is miscible with water can increase the solubility of the solute.

Accepted Answer

A) True 
 B)False

Question 2

Define the ion product of a salt and state the three possible conditions for an aqueous solution of an ionic solid.

Accepted Answer

The ion product of a salt is the product

Question 3

The _____ of a salt is the product of the concentrations of the ions in solution raised to the same powers as in the solubility product expression.

Accepted Answer

The answer of The _____ of a salt is the...

Question 4

If the Ksp of AgCl is equal to 3.89×10-10 and the Kf of $\mathrm { AgCl } _ { 2 } ^ { - }$ is 2.8×105, what is the equilibrium constant for the reaction?

Accepted Answer

A)  1.1×10-4 
B)  6.8×10-5 
C)  2.3×10-5 
D)  5.7×10-4 
E)  9.5×10-4 
A)  1.1×10-4 
B)  6.8×10-5 
C)  2.3×10-5 
D)  5.7×10-4 
E)  9.5×10-4

Question 5

Which of the following cations is most likely to form insoluble carbonates?

Accepted Answer

A)  Ca2+ 
B)  Cu2+ 
C)  Co2+ 
D)  Cd2+ 
E)  Cr3+ 
A)  Ca2+ 
B)  Cu2+ 
C)  Co2+ 
D)  Cd2+ 
E)  Cr3+

Question 6

Explain the process of determining the solubility product of a salt.

Accepted Answer

When a slightly soluble ionic compound i

Question 7

Silver sulfate (Ag2SO4) has a Ksp of 1.20×10-5 at $25 ^ { \circ } \mathrm { C }$ . If 20.0mL of 0.010M AgNO3 is added to 120mL of 6.75×10-3M Na2SO4, what is the ion product of silver sulfate?

Accepted Answer

A)  2.87×10-7 M2 
B)  4.68×10-6 M2 
C)  7.25×10-6 M2 
D)  6.34×10-7 M2 
E)  8.27×10-6 M2 
A)  2.87×10-7 M2 
B)  4.68×10-6 M2 
C)  7.25×10-6 M2 
D)  6.34×10-7 M2 
E)  8.27×10-6 M2

Question 8

Which of the following cations is most likely to form insoluble phosphates?

Accepted Answer

A)  Pb2+ 
B)  As3+ 
C)  Fe3+ 
D)  Na2+ 
E)  Ba2+ 
A)  Pb2+ 
B)  As3+ 
C)  Fe3+ 
D)  Na2+ 
E)  Ba2+

Question 9

The reaction of weakly basic anions with H2O tends to make the actual solubility of many salts higher than predicted.

Accepted Answer

A) True 
 B)False

Question 10

_____ is a procedure for determining the identity of metal ions present in a mixture, rather than quantitative information about their amounts.

Accepted Answer

Qualitativ

Question 11

Consecutive precipitation steps become progressively less selective until almost all of the metal ions are precipitated.

Accepted Answer

A) True 
 B)False

Question 12

The concentration of anions in solution can often be controlled by adjusting the pH, thereby allowing the selective precipitation of cations.

Accepted Answer

A) True 
 B)False

Question 13

The solubility product of barium sulfate (BaSO4) is 1.08×10-10 at $25 ^ { \circ } \mathrm { C }$ . If 15.0mL of 0.0040M Na2SO4 is added to 125mL of 6.4×10-4M BaCl2, what is the ion product of BaSO4?

Accepted Answer

A)  3.89×10-6 M2 
B)  2.45×10-7 M2 
C)  7.20×10-6 M2 
D)  5.98×10-7 M2 
E)  8.86×10-7 M2 
A)  3.89×10-6 M2 
B)  2.45×10-7 M2 
C)  7.20×10-6 M2 
D)  5.98×10-7 M2 
E)  8.86×10-7 M2

Question 14

Ag+, Pb2+, and Hg22+ form chlorides that are soluble in water.

Accepted Answer

A) True 
 B)False

Question 15

The concentration of a pure solid appears explicitly in the equilibrium constant expression.

Accepted Answer

A) True 
 B)False

Question 16

Explain the application of complexing agents in the medical industry.

Accepted Answer

MRI is based on the magnetic properties

Question 17

Explain the formation of stalactites and stalagmites in caves.

Accepted Answer

When groundwater-containing atmospheric

Question 18

Which of the following is the chemical equation that describes the dissolution of aluminum hydroxide in an acid?

Accepted Answer

A)  $\mathrm { Al } ( \mathrm { OH } ) _ { 3 } + \mathrm { OH } ^ { - } \rightarrow \left[ \mathrm { Al } ( \mathrm { OH } ) _ { 4 } \right] ^ { - }$ 
B)  $\mathrm { Al } ( \mathrm { OH } ) _ { 3 } + 3 \mathrm { H } ^ { + } \rightarrow \mathrm { Al } ^ { 3 + } + 3 \mathrm { H } _ { 2 } \mathrm { O }$ 
C)  $2 \mathrm { Al } ( \mathrm { OH } ) _ { 3 } + 2 \mathrm { H } ^ { + } \rightarrow 2 \mathrm { Al } _ { 2 } \mathrm { O } _ { 3 } + 2 \mathrm { H } _ { 2 }$ 
D)  $2 \mathrm { Al } ( \mathrm { OH } ) _ { 3 } + 2 \mathrm { OH } ^ { - } \rightarrow \mathrm { Al } _ { 2 } \mathrm { O } _ { 3 } + 4 \mathrm { H } _ { 2 } \mathrm { O }$ 
E)  $\mathrm { Al } ( \mathrm { OH } ) _ { 3 } \rightarrow \mathrm { Al } ^ { 3 + } + 3 \mathrm { OH } ^ { - }$ 
A)  $\mathrm { Al } ( \mathrm { OH } ) _ { 3 } + \mathrm { OH } ^ { - } \rightarrow \left[ \mathrm { Al } ( \mathrm { OH } ) _ { 4 } \right] ^ { - }$ 
B)  $\mathrm { Al } ( \mathrm { OH } ) _ { 3 } + 3 \mathrm { H } ^ { + } \rightarrow \mathrm { Al } ^ { 3 + } + 3 \mathrm { H } _ { 2 } \mathrm { O }$ 
C)  $2 \mathrm { Al } ( \mathrm { OH } ) _ { 3 } + 2 \mathrm { H } ^ { + } \rightarrow 2 \mathrm { Al } _ { 2 } \mathrm { O } _ { 3 } + 2 \mathrm { H } _ { 2 }$ 
D)  $2 \mathrm { Al } ( \mathrm { OH } ) _ { 3 } + 2 \mathrm { OH } ^ { - } \rightarrow \mathrm { Al } _ { 2 } \mathrm { O } _ { 3 } + 4 \mathrm { H } _ { 2 } \mathrm { O }$ 
E)  $\mathrm { Al } ( \mathrm { OH } ) _ { 3 } \rightarrow \mathrm { Al } ^ { 3 + } + 3 \mathrm { OH } ^ { - }$

Question 19

How is the solubility of any sparingly soluble salt influenced by the common ion effect?

Accepted Answer

The solubility product expression tells

Question 20

A(n) _____ is a spire of limestone that grows upwards from the cave floor in the region where the droplets land when they fall from the ceiling.

Accepted Answer

The answer of A(n) _____ is a spire of limestone...

Exam 17: Solubility and Complexation Equilibriums

Incomplete dissociation of a molecular solute that is miscible with water can increase the solubility of the solute.

Define the ion product of a salt and state the three possible conditions for an aqueous solution of an ionic solid.

The _____ of a salt is the product of the concentrations of the ions in solution raised to the same powers as in the solubility product expression.

If the Ksp of AgCl is equal to 3.89×10-10 and the Kf of AgCl2−\mathrm { AgCl } _ { 2 } ^ { - }AgCl2−​ is 2.8×105, what is the equilibrium constant for the reaction?

Which of the following cations is most likely to form insoluble carbonates?

Explain the process of determining the solubility product of a salt.

Silver sulfate (Ag2SO4) has a Ksp of 1.20×10-5 at 25∘C25 ^ { \circ } \mathrm { C }25∘C . If 20.0mL of 0.010M AgNO3 is added to 120mL of 6.75×10-3M Na2SO4, what is the ion product of silver sulfate?

Which of the following cations is most likely to form insoluble phosphates?

The reaction of weakly basic anions with H2O tends to make the actual solubility of many salts higher than predicted.

_____ is a procedure for determining the identity of metal ions present in a mixture, rather than quantitative information about their amounts.

Consecutive precipitation steps become progressively less selective until almost all of the metal ions are precipitated.

The concentration of anions in solution can often be controlled by adjusting the pH, thereby allowing the selective precipitation of cations.

The solubility product of barium sulfate (BaSO4) is 1.08×10-10 at 25∘C25 ^ { \circ } \mathrm { C }25∘C . If 15.0mL of 0.0040M Na2SO4 is added to 125mL of 6.4×10-4M BaCl2, what is the ion product of BaSO4?

Ag+, Pb2+, and Hg22+ form chlorides that are soluble in water.

The concentration of a pure solid appears explicitly in the equilibrium constant expression.

Explain the application of complexing agents in the medical industry.

Explain the formation of stalactites and stalagmites in caves.

Which of the following is the chemical equation that describes the dissolution of aluminum hydroxide in an acid?

How is the solubility of any sparingly soluble salt influenced by the common ion effect?

A(n) _____ is a spire of limestone that grows upwards from the cave floor in the region where the droplets land when they fall from the ceiling.

Introduction to Chemistry

Molecules, Ions, and Chemical Formulas

Chemical Reactions

Reactions in Aqueous Solution

Energy Changes in Chemical Reactions

The Structure of Atoms

The Periodic Table and Periodic Trends

Ionic Versus Covalent Bonding

Molecular Geometry and Covalent Bonding Models

Gases

Liquids

Solids

Solutions

Chemical Kinetics

Chemical Equilibrium

Aqueous Acidbase Equilibriums

Chemical Thermodynamics

Electrochemistry

Nuclear Chemistry

Periodic Trends and the S-Block Elements

The P-Block Elements

The D-Block Elements

Organic Compounds

Filters

If the K_spof AgCl is equal to 3.89×10^-10 and the K_f of $\mathrm { AgCl } _ { 2 } ^ { - }$ is 2.8×10⁵, what is the equilibrium constant for the reaction?

Silver sulfate (Ag₂SO4) has a K_sp of 1.20×10^-5 at $25 ^ { \circ } \mathrm { C }$ . If 20.0mL of 0.010M AgNO₃ is added to 120mL of 6.75×10^-3M Na₂SO₄, what is the ion product of silver sulfate?

The reaction of weakly basic anions with H₂O tends to make the actual solubility of many salts higher than predicted.

The solubility product of barium sulfate (BaSO₄) is 1.08×10^-10 at $25 ^ { \circ } \mathrm { C }$ . If 15.0mL of 0.0040M Na₂SO₄ is added to 125mL of 6.4×10^-4M BaCl₂, what is the ion product of BaSO₄?

Ag⁺, Pb²⁺, and Hg₂²⁺ form chlorides that are soluble in water.