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JEE Main Chemistry question

ChemistryElectrochemistryJEE Main

The ionic strength of a solution containing 0.1 mol/kg of KCl and 0.2 mol/kg of is

Answer: (C)

Solution

Ionic strength is . For 0.1 m KCl: and each contribute , totalling 0.2. For 0.2 m :

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Question ID VK-142935