The Half-Reaction Occurring at the Cathode in the Balanced Reaction

question 91

Multiple Choice

The half-reaction occurring at the cathode in the balanced reaction shown below is ________. 3MnO₄^- (aq) + 24H⁺ (aq) + 5Fe (s) → 3Mn²⁺ (aq) + 5Fe³⁺ (aq) + 12H₂O (l)

• A)MnO₄^- (aq) + 8H⁺ (aq) + 5 → Mn²⁺ (aq) + 4H₂O (l)
• B)2MnO₄^- (aq) + 12H⁺ (aq) + 6e^- → 2Mn²⁺ (aq) + 3H₂O (l)
• C)Fe (s) → Fe³⁺ (aq) + 3e^-
• D)Fe (s) → Fe²⁺ (aq) + 2e^-
• E)Fe²⁺ (aq) → Fe³⁺ (aq) + e^-

Recognize the influence of personal control and lifestyle choices on health and stress management.

Understand the complex relationship between stress exposure and physical health, factoring in immunity, heredity, and environmental factors.

Appreciate the significance of research findings in health psychology, including the role of chronic stress and emotional states on health outcomes.

Identify misconceptions regarding the effects of personality traits on the cure of serious illnesses.

---

Definitions:

Operational Excesses

Instances where activities exceed the bounds of standard, acceptable, or ethical practices within organizational operations.

Morally Justified

Deemed appropriate or right based on moral principles or ethical standards.

Nonabsolutist Consequentialists

A philosophical stance where the morality of an action is determined by its outcomes, but admits that moral rules can be overridden under certain circumstances.

Catastrophic Situations

Extreme events or conditions that cause significant human, material, economic, or environmental loss, often requiring urgent response and recovery efforts.