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The molar conductivities at infinite dil...

The molar conductivities at infinite dilution of barium chloride, sulphuric acid and hydrochloric acid are 280, 860 and `426S cm^(2) mol^(-1)` respectively. The molar conductivity at infinite dilution of barium sulphate is ............ `S cm^(2) mol^(-1)`. (Round off to the Nearest Integer).

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(a) The molar conductivities at infinite dilution of potassium chloride, hydrochloric acid and potassium acetate are 130.1, 379.4 and 95.6 S cm^(2)mol^(-1) respectively. Calculate the value of molar conductivity at infinite dilution for acetic acid. (b) If the molar conductivity of given acetic acid solution is 48.5 S cm^(2)mol^(-1) at 25^(@)C , calculate the degree of dissociation of acetic for acetic acid.

If the molar conductivities at infinited dilution of NaCl, HCl and CH_(3)COONa are 126.4, 426.1 and 91.0 ohm^(-1) cm^(2) mol^(-1) respectively. What will be the that of acetic acid?

Knowledge Check

  • The molar conductivity of cation and anion of salt BA are 180 and 220 mhos cm^(2) "mol"^(-1) respectively. The molar conductivity of salt BA at infinite dilution is -

    A
    `90 Omega^(-1)cm^(2)*"mol"^(-1)`
    B
    `110Omega^(-1)cm^(2)*"mol"^(-1)`
    C
    `200Omega^(-1)cm^(2)*"mol"^(-1)`
    D
    `400Omega^(-1)cm^(2)*"mol"^(-1)`

  • The molar conductivity of caption and anion of salt BA are 180 and 220 ohm^(-1) cm^(2) mol^(-1) respectively . The molar conductivity of salt BA at infinite dilution is -

    A
    90 ohm^(-1) cm^(2) mol^(-1)
    B
    `110 ohm^(-1) cm^(2) mol^(-1)
    C
    200 ohm^(-1) cm^(2) mol^(-1)`
    D
    400 ohm^(-1) cm^(2) mol^(-1)

  • The molar conductance of acetic acid at infinite dilution if Lambda^@ for CH_3 COONa,NACI and HCI are 91.0, 126.5 and 426.2 S cm^2 "mol"^(-1) respectively is :

    A
    ` 517.2`
    B
    `552.7`
    C
    ` 390.7`
    D
    `217.5`

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    The molar conductivities at infinite dilution for NaI, CH_(3)COONa and (CH_(3) COO)_(2) Mg are 126.9 , 91.0 and 187.8 S cm^(2) mol^-1 respectively at 25^(@) C . What is the molar conductivity of Mgl_(2) at infinite dilution ?

    If the molar conductivities at infinite dilution of NaCl, HCl and CH_(3)COONa(NaAc) are 126.4, 425.9 and 91.0 S cm^(2)mol^(-1) respectively, what will be that of acetic acid (Hac)?

    The molar ionic conductance at infinite dilution of K^(+) and SO_(4)^(2-) are 73.5 and 160 Scm^(2)mol^(-1) respectively.The molar conductance of solution of K_(2)SO_(4) at infinite dilution will be

    At 291 K, the molar conductivities at infinite dilution of NH_(4)Cl , NaOH and NaCl are 129.8, 217.4 and 108.9" S " cm^(2) mol^(-1) respectively. The molar conductivity of a centinormal solution of NH_(4)OH is 9.33" S "cm^(2)mol^(-1) . The percentage dissociation of NH_(4)OH at this dilution and the dissociation constant of NH_(4)OH are :

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