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Question
Calculate the λ0m for Cl- ion from the data given below:
∧0m MgCl2 = 258.6 Scm2 mol-1 and λ0m Mg2+ = 106 Scm2 mol-1
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Solution
∧0m (MgCl2) = λ0m (Mg2+) + 2 λ0m (Cl-)
258.6 = 106 + 2 λ0m (Cl-)
λ0m (Cl-) = 76.3 Scm2 mol-1
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