What Is the PH of the Solution at the Cathode $\circ$

question 58

Multiple Choice

What is the pH of the solution at the cathode if = -0.362 V for the following electrochemical cell at 25 ^$\circ$ C?
Pt | H₂(g,1.0 atm) | H⁺(aq,1.00 M) || H⁺(aq) | H₂(g,1.0 atm) | Pt

• A) 1.77
• B) 3.06
• C) 6.11
• D) 7.89
• E) 12.23

---

Definitions:

Deodorant

A substance applied to the body, most commonly the underarms, to prevent or mask body odor caused by the bacterial breakdown of perspiration.

Ear Mold

A custom-fitted device that is inserted in the ear canal to protect the ear or to secure hearing aids in place.

Hearing Aid

An electronic device designed to amplify sound for people with hearing loss.

Lint-Free Cloth

A type of cloth that does not leave behind fibers when used for cleaning or wiping surfaces.