Science
ChemistryIntroductory Chemistry: A FoundationWhich of the following statements is (are) true? Explain. (There may be more than one answer.) a. Oxidation and reduction cannot occur independently of each other. b. Oxidation and reduction accompany all chemical changes. c. Oxidation and reduction describe the loss and gain of electron(s), respectively.

Which of the following statements is (are) true? Explain. (There may be more than one answer.) a. Oxidation and reduction cannot occur independently of each other. b. Oxidation and reduction accompany all chemical changes. c. Oxidation and reduction describe the loss and gain of electron(s), respectively.

BuyFind

Introductory Chemistry: A Foundati...

9th Edition
Steven S. Zumdahl + 1 other
Publisher: Cengage Learning
ISBN: 9781337399425
BuyFind

Introductory Chemistry: A Foundati...

9th Edition
Steven S. Zumdahl + 1 other
Publisher: Cengage Learning
ISBN: 9781337399425

Solutions

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Chapter 18, Problem 4ALQ
Textbook Problem

Which of the following statements is (are) true? Explain. (There may be more than one answer.)

a. Oxidation and reduction cannot occur independently of each other.

b. Oxidation and reduction accompany all chemical changes.

c. Oxidation and reduction describe the loss and gain of electron(s), respectively.

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Chapter 18,
Problem 3ALQ
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Chapter 18 Solutions

Introductory Chemistry: A Foundation
Ch. 18.1 - Exercise 18.1 For the following identify the...Ch. 18.2 - What if the oxidation state for oxygen was defined...Ch. 18.2 - Exercise 18.2 Assign oxidation states to all atoms...Ch. 18.3 - Exercise 18.3 Ammonia, NH3, which is widely used...Ch. 18.4 - Exercise 18.4 Copper metal reacts with nitric...Ch. 18.7 - The air we breathe is approximately 80% nitrogen...Ch. 18 - Sketch a galvanic cell, and explain how it works....Ch. 18 - Make a list of nitrogen compounds with as many...Ch. 18 - Which of the following are oxidation-reduction...Ch. 18 - Which of the following statements is (are) true?...
Ch. 18 - Why do we say that when something gains electrons...Ch. 18 - The equationAg++CuCu2++Ag has equal numbers of...Ch. 18 - In balancing oxidation-reduction equations, why is...Ch. 18 - What does it mean for a substance to be oxidized?...Ch. 18 - Label the following parts of the galvanic cell....Ch. 18 - Give some examples of how we make good use of...Ch. 18 - How do chemists define the processes of oxidation...Ch. 18 - For each of the following oxidation-reduction...Ch. 18 - For each of the following oxidation-reduction...Ch. 18 - For each of the following oxidation-reduction...Ch. 18 - For each of the following oxidation-reduction...Ch. 18 - _________ lets us keep track of electrons in...Ch. 18 - Why must the sum of all the oxidation states of...Ch. 18 - Explain why, although it is not an ionic compound,...Ch. 18 - . Why is fluorine always assigned an oxidation...Ch. 18 - . The sum of all the oxidation states of all the...Ch. 18 - . What must be the sum of the oxidation states of...Ch. 18 - . Assign oxidation states to all of the atoms in...Ch. 18 - . Assign oxidation states to all of the atoms in...Ch. 18 - . What is the oxidation state of sulfur in each of...Ch. 18 - . What is the oxidation state of nitrogen in each...Ch. 18 - . What is the oxidation state of chlorine in each...Ch. 18 - . What is the oxidation state of manganese in each...Ch. 18 - . Assign oxidation states to all of the atoms in...Ch. 18 - . Assign oxidation states o all of the atoms in...Ch. 18 - . Assign oxidation states to all of the atoms in...Ch. 18 - . Assign oxidation states to all of the atoms in...Ch. 18 - . Oxidation can be defined as a loss of electrons...Ch. 18 - . Reduction can be defined as a gain of electrons...Ch. 18 - . What is an oxidizing agent? What is a reducing...Ch. 18 - . Does an oxidizing agent increase or decrease its...Ch. 18 - . Does an oxidizing agent donate or accept...Ch. 18 - . The “Chemistry in Focus” segment Do We Age by...Ch. 18 - . In each of the following reactions, identify...Ch. 18 - . In each of the following reactions, identify...Ch. 18 - . In each of the following reactions, identify...Ch. 18 - . In each of the following reactions, identify...Ch. 18 - . Pennies in the United States consist of a zinc...Ch. 18 - . Iron ores, usually oxides of iron, are converted...Ch. 18 - . Although magnesium metal does not react with...Ch. 18 - . Potassium iodide in solution reacts readily with...Ch. 18 - . In what two respects must oxidation-reduction...Ch. 18 - . Why is a systematic method for balancing...Ch. 18 - . What is a half-reaction? What does each of the...Ch. 18 - . Why must the number of electrons lost in the...Ch. 18 - . Balance each of the following half-reactions....Ch. 18 - . Balance each of the following half-reactions....Ch. 18 - . Balance each of the following half-reactions,...Ch. 18 - . Balance each of the following half-reactions,...Ch. 18 - . Balance each of the following...Ch. 18 - . Balance each of the following...Ch. 18 - . Iodide ion, I- , is one of the most easily...Ch. 18 - . Nitric acid is a very strong acid, but is also a...Ch. 18 - . Sketch a schematic representation of a typical...Ch. 18 - 50. What is a salt bridge? Why is a salt bridge...Ch. 18 - . In which direction do electrons flow in a...Ch. 18 - . What type of reaction takes place at the cathode...Ch. 18 - . Consider the oxidation-reduction reaction...Ch. 18 - . Consider the oxidation—reduction reaction...Ch. 18 - . Write the chemical equation for the overall cell...Ch. 18 - . What are some advantages of using lithium ion...Ch. 18 - . _________ is the process of returning metals to...Ch. 18 - 58. Explain how some metals, notably aluminum,...Ch. 18 - 59. Pure iron ordinarily rusts quickly, but steel...Ch. 18 - . The “Chemistry in Focus” segment Stainless...Ch. 18 - . How does an electrolysis cell differ from a...Ch. 18 - . What are some important uses of electrolysis?Ch. 18 - . Although aluminum is one of the most abundant...Ch. 18 - . The “Chemistry in Focus” segment Water-Powered...Ch. 18 - 65. Reactions in which one or more _________ are...Ch. 18 - . Another name for the term oxidation stare is...Ch. 18 - . Reduction may be described as a(n) of electrons...Ch. 18 - . In assigning oxidation states for a covalently...Ch. 18 - . The sum of the oxidation states of the atoms in...Ch. 18 - . What is an oxidizing agent? Is an oxidizing...Ch. 18 - . An oxidizing agent causes the...Ch. 18 - . To function as a good reducing agent, a species...Ch. 18 - . When we balance an oxidation-reduction equation,...Ch. 18 - . To obtain useful electrical energy from an...Ch. 18 - 75. An electrochemical cell that produces a...Ch. 18 - . Which process (oxidation/reduction) takes place...Ch. 18 - . At which electrode (anode/cathode) do species...Ch. 18 - . In a(n) _____ cell, electrons flow through a...Ch. 18 - . The “pressure” on electrons to flow from one...Ch. 18 - . The process of _________ involves forcing a...Ch. 18 - . The common acid dry cell battery typically...Ch. 18 - . Corrosion of a metal represents its ______ by...Ch. 18 - . Although aluminium is a reactive metal, pure...Ch. 18 - . For each of the following unbalanced...Ch. 18 - . In each of the following reactions, identify...Ch. 18 - . In each of the following reactions, identify...Ch. 18 - . Carbon compounds containing double bonds (such...Ch. 18 - . Balance each of the following...Ch. 18 - . Balance each of the following...Ch. 18 - . For each of the following oxidation-reduction...Ch. 18 - . For each of the following oxidation-reduction...Ch. 18 - . Assign oxidation sates to all of the atoms in...Ch. 18 - . Assign oxidation states to all of the atoms in...Ch. 18 - . Assign oxidation states to all of the atoms in...Ch. 18 - . Assign oxidation stales to all of the atoms in...Ch. 18 - . Assign oxidation states to all of the atoms in...Ch. 18 - . In each of the following reactions, identify...Ch. 18 - . In each of the following reactions, identify...Ch. 18 - . Balance each of the following half-reactions....Ch. 18 - . Balance each of the following half-reactions,...Ch. 18 - . Balance each of the following...Ch. 18 - . Consider a galvanic cell based on the following...Ch. 18 - . Consider the oxidation—reduction reaction...Ch. 18 - . The Chemistry in Focus” segmentYellow...Ch. 18 - . Assign the oxidation state for the element...

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