If the various terms in the given below expressions have usual meanings, the van’t Hoff factor (i) cannot be calculated by which one of the following expressions? O πV = √inRT O ∆T = iK.m O ∆Tᵦ = iKᵦ.m d. (P⁰ₛₒₗᵥₑₙₜ - Pₛₒₗᵤₜᵢₒₙ)/P⁰ₛₒₗᵥₑₙₜ = i(n/(N + n))