Unit of equivalent conductance is:
Given the ionic equivalent conductivities for the following ions :
λ∘eqK⊕=73.5cm2ohm−1eq−1
λ∘eqAl3+=189cm2ohm−1eq−1
λ∘eqSO2−4=85.8cm2ohm−1eq−1
The Λ∘eq for potash alum (K2SO4.Al2(SO4)3.24H2O) is :
Equivalent conductance of 1 M propanoic acid is 10 ohm−1 cm2 eq−1 and that at infinite dilution 200 ohm−1 cm2 eq−1 . The pH of the propanoic acid solution is: