The Standard Cell Potential (E°_cell)for the Voltaic Cell Based on the Reaction

question 15

Multiple Choice

The standard cell potential (E°_cell) for the voltaic cell based on the reaction below is ________ V. 2Cr (s) + 3Fe²⁺ (aq) → 3Fe (s) + 2Cr³⁺ (aq)

• A)+0.30
• B)+2.80
• C)+3.10
• D)+0.83
• E)-0.16

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Definitions:

Basal Metabolic Rate

The amount of energy expressed in calories that a person needs to keep the body functioning at rest, including processes like breathing and keeping warm.

Temperature

A measure of the body's heat or the environmental heat, usually expressed in degrees Celsius or Fahrenheit.

Dry Mucous Membranes

A condition where the mucosal linings in the body, such as those in the nose and mouth, lack proper moisture and become dry.

Leg Cramps

Sudden, involuntary muscle contractions, often causing pain in the legs.