Variation of Specific, Equivalent and Molar Conductivities with Concentration
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Question
Calculate molar conductivity for NH4OH(Scm2mol–1), given that molar conductivity for Ba(OH)2,BaCl2 and NH4Cl for 523.28, 280.0 and 129.8 Scm2mol–1 respectively.
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Solution
The molar conductivity of NH4OH can be calculated as λ0NH4OH=λ0Ba(OH)2+2λ0NH4Cl−λ0BaCl22=523.28+2×129.8−2802=251.44Scm2mol−1