Calculate E°_cell and Indicate Whether the Overall Reaction Shown

question 47

Multiple Choice

Calculate E°_cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous.

Overall reaction: 4Al(s) + 3O₂(g) + 12H⁺(aq)  4Al³⁺(aq) + 6H₂O(l)

• A) E°_cell = -2.891 V, nonspontaneous
• B) E°_cell = -2.891 V, spontaneous
• C) E°_cell = 2.891 V, nonspontaneous
• D) E°_cell = 2.891 V, spontaneous
• E) Spontaneous, but none of the above values of E°_cell is correct.

---

Definitions:

Alcohol

A psychoactive substance found in beverages such as beer, wine, and spirits, known for its effects on the central nervous system.

Depressants

A category of drugs that reduce neural activity and slow down the functions of the brain and body.

Psychoactive Drugs

Substances that change brain function, resulting in alterations in perception, mood, consciousness, cognition, or behavior.

Stimulants

Psychoactive drugs, including caffeine, nicotine, amphetamines, and cocaine, that increase the central nervous system’s activity.