In infinite dilusions, the equivalent conductances of Ba2+ and Cl− are 127 and 76ohm−1cm−1eqvt−1. The equivalent conductivity of BaCl2 at indefinite dilution is?
The equivalent conductance of BaCl2 at infinite dilution,
λ∞ of BaCl2=1/2 λ∞ of Ba2+
+ λ∞ of Cl−
=127/2+76
=139.