Molar conductivity of 0.025 mol `L^(-1)` methanoic acid is 46.1 S `cm^2 mol^(-1)`, the degree of dissociation and dissociation constant will be (Given : `lambda_(H^+)^@=349.6 S cm^2 mol^(-1) and lambda_(HCOO^-)^@=54.6 S cm^2 mol^(-1)`)

Answer

`0.114 ; 3.67 xx 10^(-4) mol L^(-1)`