What Is E°_cell for the Following Reaction, and Is It

question 27

Multiple Choice

What is E°_cell for the following reaction, and is it spontaneous or nonspontaneous under standard-state conditions? 2Fe³⁺(aq) + 2H₂O(l) → H₂O₂(aq) + 2H⁺(aq) + 2Fe²⁺(aq)
Given:

• A) E°_cell = -1.00 V, nonspontaneous
• B) E°_cell = -1.00 V, spontaneous
• C) E°_cell = 1.00 V, nonspontaneous
• D) E°_cell = 1.00 V, spontaneous
• E) E°_cell = -0.23 V, nonspontaneous

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Definitions:

Promissory Estoppel

A principle enforcing a party’s promise to prevent injustice, even if the promise was not formalized into a contract.

Reasonable Reliance

The act of depending on the promise, statement, or action of another on the grounds that it is sensible and justifiable to do so under the circumstances.

Employment Policy Manual

A document provided by employers to employees, outlining workplace rules, policies, and expectations.

Promissory Estoppel

Promissory estoppel is a legal principle that allows a party to recover on a promise made without a formal contract, provided they have relied on that promise to their detriment.