Question

Conductivity of KCI solution is 0.0027 Ω⁻¹ m⁻¹ at 25°C. The resistance of the solution is 82.4 Ω. The cell constant is ____________ m⁻¹.

Options

• 0.327

• 1.250

• 0.222

• 2.016

Answer 1

Conductivity of KCI solution is 0.0027 Ω⁻¹ m⁻¹ at 25°C. The resistance of the solution is 82.4 Ω. The cell constant is 0.222 m⁻¹.

Explanation:

Cell constant = k × R

= 0.0027 × 82.4

= 0.222 m⁻¹