For which of the following electrolytes does the graph of $\Lambda_m$ vs $\sqrt{C}$ give a negative slope?

According to Kohlrausch's law,what is the limiting molar conductivity of the electrolyte $A_2B$?

The molar conductivity of $0.02 \ M$ $AgI$ at $298 \ K$ is $142.3 \ \Omega^{-1} \ cm^2 \ mol^{-1}$. What is its conductivity?

The cell constant of a given cell is $0.47 \, cm^{-1}$. The resistance of a solution placed in this cell is measured to be $31.6 \, \Omega$. The conductivity of the solution (in $S \, cm^{-1}$ where $S$ has usual meaning) is

What is the cell constant,if two platinum electrodes in a conductivity cell are separated by $0.92 \ cm$ and the area of cross-section is $1.2 \ cm^2$ (in $cm^{-1}$)?

$A$ conductivity cell shows a resistance of $600 \ \Omega$. If the conductivity of $0.01 \ M \ KCl$ is $0.0015 \ \Omega^{-1} \ cm^{-1}$,what is the cell constant (in $cm^{-1}$)?