MHT CET202012 Oct 2020Evening ShiftChemistryElectrochemistryActual
What is the conductivity of 0.01 M NaCl solution if resistance and cell constant of NaCl solution are 375 ohms and 0.5 ~cm ⁻¹ respectively at 298 ~K ?
Options
- A7.50 10⁻³ ⁻¹ ~cm ⁻¹
- B1 333 10⁻³ ⁻¹ ~cm ⁻¹
- C1 333 10⁻⁴ ⁻¹ ~cm ⁻¹
- D1 875 10⁻³ ⁻¹ ~cm ⁻¹
Correct answer
B. 1 333 10⁻³ ⁻¹ ~cm ⁻¹
Step-by-step solution
Conductivity, k = Cell constant R = 0.5 ~cm ⁻¹ 375 k =1.333 10⁻³ ⁻¹ ~cm ⁻¹