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If the resistance of 0.1 M KCl solution in a conductance cell is 300 and conductivity is 0.013 Scm ⁻¹ , then the value of cell constant is

Options

  1. A3.9 ~cm ⁻¹
  2. B39 ~m ⁻¹
  3. C3.9 ~m ⁻¹
  4. D0.39 ~cm ⁻¹

Correct answer

A. 3.9 ~cm ⁻¹

Step-by-step solution

Conductivity ( )= 1 Resistance (R) cell constant Cell constant = R Given, =0.0135 ~cm ⁻¹ R=300 Cell constant =0.0135 300=3.9 ~cm ⁻¹ .

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