The Solubility Product Constant,K_sp,at 25°C for AgI(s)in Water Has the Value

question 101

Multiple Choice

The solubility product constant,K_sp,at 25°C for AgI(s) in water has the value 8.3 × 10^-17. Calculate ΔG at 25°C for the process AgI(s) Ag⁺(aq) + I^-(aq) where [Ag⁺] = 9.1 × 10^-9
M and [I^-] = 9.1 × 10^-9 M.(R = 8.314 J/K • mol)

• A)+4.4 kJ/mol
• B)+91.7 kJ/mol
• C)0.0 kJ/mol
• D)-91.7 kJ/mol
• E)-4.4 kJ/mol

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Definitions:

Epidermis

The outermost layer of skin, providing a waterproof barrier and creating skin tone.

Keratohyalin

Nonmembrane-bound protein granule in the cytoplasm of stratum granulosum cells of the epidermis.

Stratum Granulosum

A layer of the epidermis found beneath the stratum corneum and above the stratum spinosum, characterized by keratinocytes that start to undergo keratinization.

Epidermis

The skin's external layer, which forms a barrier preventing water from penetrating and determines the color of our skin.