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Question -

The molar conductivity of 0.025mol L−1 methanoic acid is

46.1 Scm2 mol−1.



Answer -

Calculate its degree of dissociation and dissociation constant. Given λ (H_+)

= 349.6 S cm_2 mol_−1 and λ _°(HCOO−) = 54.6 S cm_2 mol

Answer

C =0.025 mol L−1

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