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Kohlrausch ’s Law states that the molar conductivity of an electrolyte at infinite dilution is the sum of the individual ionic conductivities of its ions. This is known as Kohlrausch 's law of independent ionic migration. [7] For any electrolyte A x B y, the limiting molar conductivity is expressed as x times the limiting molar conductivity of A y+ and y times the limiting molar conductivity of B x−. The Kohlrausch Law is a pivotal concept in physical chemistry, particularly when studying electrolytes and ionic solutions. It explains how, at extremely high dilution, the total molar conductivity of an electrolyte becomes the sum of the individual contributions from each ion present. Understanding this law and its formula helps students analyze the behavior of both strong and weak electrolytes and solve various problems in ionic equilibrium. Let’s explore its definition, mathematical ... What is Kohlrausch law ?: Kohlrauch’s law refers to an electrolyte’s limiting molar conductivity to its constituent ions. It states that an electrolyte’s limiting molar conductivity equals the sum of the individual limiting molar conductivities of the cations and anions that make up the electrolyte. Friedrich Kohlrausch discovered this law from observing experimental data on the conductivities of various electrolytes. To understand Kohlrausch ’s law we have to define Kohlrausch law ...