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Molar ionic conductivities of divalent cation and anion are 57 S cm 2 mol –1 and 73 S cm 2 mol –1 respectively. The molar conductivity of solution of an electrolyte with the above cation and anion will be :

1. 65 S cm 2 mol –1
2. 130 S cm 2 mol –1
3. 187 S cm 2 mol –1
4. 260 S cm 2 mol –1

Correct answer: 130 S cm 2 mol –1

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