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JEE Main Chemistry question

ChemistrySolutionsJEE Main

5% (wt./vol.) aqueous NaCl solution and 5% (wt./vol.) aqueous KCl solution are

Answer: (D)

Solution

Equal \%(wt./vol.) means equal mass concentration, but NaCl (58.5 g/mol) and KCl (74.5 g/mol) have different molar masses, so the two solutions have

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Question ID VK-143306