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MHT CET 2023 Chemistry question

ChemistryElectrochemistryMHT CET 2023

Calculate molar conductivity of NHOH at infinite dissolution if molar conductivities of Ba(OH), BaCl and NHCl at infinite dilution are 520, 280, 129 cm mol respectively.

Answer: (A)

Solution

By Kohlrausch's law, \Lambda^\infty(NH_4OH)=\lambda^\infty(NH_4^+)+\lambda^\infty(OH^-). Write the given salts as , , . Then

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Question ID VK-098341