The resistance of a conductivity cell containing a 0.0001 M KCl solution CHO at 298 K is 1500 Ω. What is the cell constant if the conductivity of a 0.001 M KCl solution at 298 K is 0.146 x 10⁻³ S/cm?
a) 0.146 cm⁻¹
b) 1.5 cm⁻¹
c) 146 cm⁻¹
d) 1.46 cm⁻¹
