Topic: Kohlrausch's law and applications· Redox Reactions and Electrochemistry
If the molar conductivity (_m) of a 0.050 mol L^-1 solution of a monobasic weak acid is 90 S cm^2 mol^-1, its extent (degree) of dissociation will be[Assume ^°_+ = 349.6 S cm^2 mol^-1 and ^°_- = 50.4 S cm^2 mol^-1.]
1. 0.115
2. 0.125
3. 0.225
4. 0.215