According to the balanced equation shown below,4.00 moles of oxalic acid,H2C2O4,reacts with ________ moles of permanganate,MnO4-. 5 H2C2O4(aq)+ 2 MnO4-(aq)+ 6 H+(aq)→ 10 CO2(g)+ Mn2+(aq)+ 8 H2O(l)

A) 1.60 B) 4.00 C) 8.00 D) 9.00 A) 1.60 B) 4.00 C) 8.00 D) 9.00

What concentration of Fe2(SO4)3(aq)is required for the solution to have [Fe3+(aq)] = 0.32 M?

A) 0.16 M B) 0.32 M C) 0.64 M D) 0.080 M E) 0.12 M A) 0.16 M B) 0.32 M C) 0.64 M D) 0.080 M E) 0.12 M

The substance BaCl2 is a:

A) salt B) weak acid C) strong base D) weak base E) strong acid A) salt B) weak acid C) strong base D) weak base E) strong acid

Balance the following oxidation-reduction reaction in acid solution: Fe(s)→ Fe2+ + H2(g) The sum of the coefficients is ________.

A) 2 B) 5 C) 8 D) 7 E) 9 A) 2 B) 5 C) 8 D) 7 E) 9

The substance NH3 is a:

A) weak acid B) strong acid C) salt D) weak base E) strong base A) weak acid B) strong acid C) salt D) weak base E) strong base

Balance the following equation in basic solution: Br2 + Mn2+ → MnO2 + Br- The sum of the coefficients is ________.

A) 8 B) 15 C) 12 D) 17 E) 11 A) 8 B) 15 C) 12 D) 17 E) 11

The substance KClO4 in water solution is a:

A) strong electrolyte B) nonelectrolyte C) weak electrolyte D) strong base E) weak acid A) strong electrolyte B) nonelectrolyte C) weak electrolyte D) strong base E) weak acid

Exam 5: Introduction to Reactions in Aqueous Solutions

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In an acid-base neutralization reaction,38.74 mL of 0.500 mol L^-1 potassium hydroxide reacts with 50.00 mL of sulfuric acid solution.What is the concentration of the H₂SO₄ solution?

(Multiple Choice)

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Question 81

Which of the following pairs of aqueous solutions will give a precipitate when mixed?

(Multiple Choice)

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Question 82

According to the balanced equation shown below,4.00 moles of oxalic acid,H₂C₂O₄,reacts with ________ moles of permanganate,MnO₄^-. 5 H₂C₂O₄(aq)+ 2 MnO₄^-(aq)+ 6 H⁺^(aq)→ 10 CO₂(g)+ Mn²⁺(aq)+ 8 H₂O(l)

(Multiple Choice)

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Question 83

Select a statement that best describes the oxidation process.

(Multiple Choice)

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Question 84

Indicate whether a precipitate forms by completing equation Na⁺(aq)+ Cl^-(aq)+ NO₃^-(aq)+ K⁺(aq)→ ?

(Multiple Choice)

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Question 85

Which of the following compounds is an Arrhenius base?

(Multiple Choice)

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Question 86

Which of the following,in aqueous solution,is most likely to behave as a weak acid?

(Multiple Choice)

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Question 87

How many millilitres of 0.550 mol L^-1 hydriodic acid are needed to react with 15.00 mL of 0.217 mol L^-1 CsOH? HI(aq)+ CsOH(aq)→ CsI(aq)+ H₂O(l)

(Multiple Choice)

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Question 88

In which of the following pairs is the oxidation number for the underlined element INCORRECT?

(Multiple Choice)

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Question 89

The neutralization of 25.0 mL of 0.24 M HCl requires 5.0 mL of NaOH.What is the molarity of the NaOH solution?

(Multiple Choice)

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Question 90

What concentration of Fe₂(SO₄)₃(aq)is required for the solution to have [Fe³⁺(aq)] = 0.32 M?

(Multiple Choice)

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Question 91

Which of the following compounds is quite insoluble in water,but would liberate a gas when treated with aqueous acetic acid?

(Multiple Choice)

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Question 92

An insoluble compound will dissolve to an appreciable amount in water.

(True/False)

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Question 93

Lead ions can be precipitated from aqueous solutions by the addition of aqueous iodide: (aq)+ (aq)→ (s) Lead iodide is virtually insoluble in water so that the reaction appears to go to completion.How many millilitres of 3.550 mol L^-1 HI(aq)must be added to a solution containing 0.700 mol of To completely precipitate the lead?

(Multiple Choice)

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Question 94

How many electrons are transferred when the perchlorate ion is converted to chloride?

(Multiple Choice)

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Question 95

The substance BaCl₂ is a:

(Multiple Choice)

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Question 96

Balance the following oxidation-reduction reaction in acid solution: Fe(s)→ Fe²⁺ + H₂(g) The sum of the coefficients is ________.

(Multiple Choice)

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Question 97

The substance NH₃ is a:

(Multiple Choice)

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Question 98

Balance the following equation in basic solution: Br₂ + Mn²⁺ → MnO₂ + Br^- The sum of the coefficients is ________.

(Multiple Choice)

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Question 99

The substance KClO₄ in water solution is a:

(Multiple Choice)

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Question 100

Showing 81 - 100 of 124

Exam 5: Introduction to Reactions in Aqueous Solutions

In an acid-base neutralization reaction,38.74 mL of 0.500 mol L-1 potassium hydroxide reacts with 50.00 mL of sulfuric acid solution.What is the concentration of the H2SO4 solution?

Which of the following pairs of aqueous solutions will give a precipitate when mixed?

According to the balanced equation shown below,4.00 moles of oxalic acid,H2C2O4,reacts with ________ moles of permanganate,MnO4-. 5 H2C2O4(aq)+ 2 MnO4-(aq)+ 6 H+(aq)→ 10 CO2(g)+ Mn2+(aq)+ 8 H2O(l)

Select a statement that best describes the oxidation process.

Indicate whether a precipitate forms by completing equation Na+(aq)+ Cl-(aq)+ NO3-(aq)+ K+(aq)→ ?

Which of the following compounds is an Arrhenius base?

Which of the following,in aqueous solution,is most likely to behave as a weak acid?

How many millilitres of 0.550 mol L-1 hydriodic acid are needed to react with 15.00 mL of 0.217 mol L-1 CsOH? HI(aq)+ CsOH(aq)→ CsI(aq)+ H2O(l)

In which of the following pairs is the oxidation number for the underlined element INCORRECT?

The neutralization of 25.0 mL of 0.24 M HCl requires 5.0 mL of NaOH.What is the molarity of the NaOH solution?

What concentration of Fe2(SO4)3(aq)is required for the solution to have [Fe3+(aq)] = 0.32 M?

Which of the following compounds is quite insoluble in water,but would liberate a gas when treated with aqueous acetic acid?

An insoluble compound will dissolve to an appreciable amount in water.

How many electrons are transferred when the perchlorate ion is converted to chloride?

The substance BaCl2 is a:

Balance the following oxidation-reduction reaction in acid solution: Fe(s)→ Fe2+ + H2(g) The sum of the coefficients is ________.

The substance NH3 is a:

Balance the following equation in basic solution: Br2 + Mn2+ → MnO2 + Br- The sum of the coefficients is ________.

The substance KClO4 in water solution is a:

Matter: Its Properties and Measurement

Atoms and the Atomic Theory

Chemical Compounds

Chemical Reactions

Gases

Thermochemistry

Electrons in Atoms

The Periodic Table and Some Atomic Properties

Chemical Bonding I: Basic Concepts

Chemical Bonding Ii: Valence Bond and Molecular Orbital Theories

Intermolecular Forces: Liquids and Solids

Spontaneous Change: Entropy and Gibbs Energy

Solutions and Their Physical Properties

Principles of Chemical Equilibrium

Acids and Bases

Additional Aspects of Acidbase Equilibria

Solubility and Complex-Ion Equilibria

Electrochemistry

Chemical Kinetics

Chemistry of the Main-Group Elements I: Groups 1,2,13,and 14

Chemistry of the Main-Group Elements Ii: Groups 18,17,16,15,and Hydrogen

The Transition Elements

Complex Ions and Coordination Compounds

Nuclear Chemistry

Structures of Organic Compounds

Reactions of Organic Compounds

Chemistry of the Living State

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In an acid-base neutralization reaction,38.74 mL of 0.500 mol L^-1 potassium hydroxide reacts with 50.00 mL of sulfuric acid solution.What is the concentration of the H₂SO₄ solution?

According to the balanced equation shown below,4.00 moles of oxalic acid,H₂C₂O₄,reacts with ________ moles of permanganate,MnO₄^-. 5 H₂C₂O₄(aq)+ 2 MnO₄^-(aq)+ 6 H⁺^(aq)→ 10 CO₂(g)+ Mn²⁺(aq)+ 8 H₂O(l)

Indicate whether a precipitate forms by completing equation Na⁺(aq)+ Cl^-(aq)+ NO₃^-(aq)+ K⁺(aq)→ ?

How many millilitres of 0.550 mol L^-1 hydriodic acid are needed to react with 15.00 mL of 0.217 mol L^-1 CsOH? HI(aq)+ CsOH(aq)→ CsI(aq)+ H₂O(l)

What concentration of Fe₂(SO₄)₃(aq)is required for the solution to have [Fe³⁺(aq)] = 0.32 M?

The substance BaCl₂ is a:

Balance the following oxidation-reduction reaction in acid solution: Fe(s)→ Fe²⁺ + H₂(g) The sum of the coefficients is ________.

The substance NH₃ is a:

Balance the following equation in basic solution: Br₂ + Mn²⁺ → MnO₂ + Br^- The sum of the coefficients is ________.

The substance KClO₄ in water solution is a: