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State kohlraush law of independent migra...

State kohlraush law of independent migration ions. Why does the conductivity of a solution decrease with dilution?

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Kohlrausch law of independent migration of ions: The molar conductivity of an electrolyte at infinite dilution is the sum of the individual contributions of the anion and cation of he electrolye `lambda_(m)(CH_(3)COOH)=lambdaCH_(3)COO^(-)+lamdba_(H)^(+)`
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Why does the conductivity of a solution decreases with dilution ?

State Kohlrausch law of independent migration of ions. Write an expression for the molar conductivity of acetic acid at infinite dilution according to Kohlrausch law. {:((b),"Calculate",:,wedge^(@)m" for acetic acid."),(,"Given that",:,wedge^(@)m(HCl)=426 " S " "cm"^(2)mol^(-1)),(,,,wedge^(@) m(NaCl)=126 " S " cm^(2) mol^(-1)),(,,,wedge^(@) m(CH_(3)COONa)=91 " S " cm^(2)mol^(-1)):}

State Mendel's law of Independent assortment.

State Kohlrausch's Law for the independent migration of ions. Mention the applications of the Law.

How can Kohlrausch's law of independent migration can be applied for calculating the degree of dissociation (alpha) of weak electrolytes ?

Statement-I: Molar conductivity of a weak electrolyte at infinite dilution cannot be determined experimenttally. Because Statement-II: Kohlrausch law help to find the moar conductivity of a weak electrolyte at infinite dilution.

(a) Apply Kohlrausch law of independent migration of ions, write the expression to determine the limiting molar conductivity of calcium chloride. (b) Given are the conductivity and molar conductivity of NaCI solutions at 298 K at different concentrations : Compare the variation of conductivity and molar conductivity of NaCI solutions on dilution. Give reason. (c) 0.1 M KCI solution offered a resistance of 100 ohms in conductivity cell at 298 K. If the cell constant of the cell is 1.29 cm^(-1) , calculate the molar conductivity of KCI solution.

STATEMENT 1 Using koihlrausch's law of independent migration of ions it is possible to calculate wedge^(@) for anyelectrolyte form the lambda^(@) of individual ions STATEMENT 2 : Limiting molar molar conductivity of na electrolyte can be repersented as the sum of hte individual contribution of the anion and cation of hte electrolyte STATEMENT 3: When concentration appraches zero molar conductivity reaches the lowest limit

Explain why does conductivity of germainum crystals increase on doping with galium ?

Assertion (A) : The ration of specific conductivity to the observed conductance does not depend upon the concentration of the solution taken in the conductivity cell. Reason (R) : Specific conductivity decreases with dilution whereas observed conductance increases with the dilution.

XII BOARD PREVIOUS YEAR PAPER ENGLISH-XII BOARDS-Outside Delhi : SET-I
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