The equivalent conductance of NaCl at concentration C and at infinite dilution are λC and λ∞, respectively. The correct relationship between λC and λ∞ is given as : (where the constant B is positive)
(1) Cλ = λ − ∞ (B) C
(2) Cλ = λ + ∞ (B) C
(3) Cλ = λ + ∞ (B) C
(4) Cλ = λ − ∞ (B)C