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Given the data at 25^ C , aligned & Ag + I ⁻ AgI + e ⁻ ; E ^ =0.152 ~V & Ag Ag ⁺+ e ⁻ ; E ^ =-0.800 ~V aligned What is the value of K _ sp for AgI ? (2.303 R T F =0.059 ~V )

Options

  1. A-8.12
  2. B+8.612
  3. C-37.83
  4. D-16.13

Correct answer

D. -16.13

Step-by-step solution

array ll AgI ( s )+ e ⁻ Ag ( s )+ I ⁻ ; & E ^ =-0.152 Ag ( s ) Ag ⁺+ e ⁻ ; & E ^ =-0.8 AgI ( s ) Ag ⁺+ I ⁻ ; & E ^ =-0.952 E _ cell ^ = 0.059 n logK & -0.952= 0.059 1 K _ sp K _ sp =- 0.952 0.059 =-16.135 array

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