What Is the Free Energy Change, ΔG°, for the Equilibrium

question 10

Multiple Choice

What is the free energy change, ΔG°, for the equilibrium between hydrogen iodide, hydrogen, and iodine at 453°C? (R = 8.314 J/K• mol) 2HI(g) H₂(g) + I₂(g) K_c = 0.020 at T = 453°C

• A) 6.4 kJ/mol
• B) 8.8 kJ/mol
• C) 15 kJ/mol
• D) 19 kJ/mol
• E) 24 kJ/mol

---

Definitions:

Basal Cell Carcinoma

A type of skin cancer that begins in the basal cells—cells within the skin that produce new skin cells as old ones die off.

Squamous Cell Carcinoma

A type of skin cancer that arises from the squamous cells, which are flat cells found in the outer layer of the skin.

Melanoma

Melanoma is a serious form of skin cancer that arises from pigment-producing cells known as melanocytes.

Friction Ridges

Unique patterns of epidermal ridges found on the fingers, palms, soles, and toes, commonly referred to as fingerprints.