Practice question
Question
The molar conductivity of RbCl at infinite dilution is 152.7 S cm² mol⁻¹. If λ°Rb⁺ = 77.8 S cm² mol⁻¹ , what is λ°Cl⁻ ?
Explanation
Lambdam° = λ°Rb⁺ + λ°Cl⁻ . 152.7 = 77.8 + λ°Cl⁻ , λ°Cl⁻ = 74.9 S cm² mol⁻¹ .
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