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Hardness of Water:Causes, Types and Treatments

Conductivity ...

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Conductivity of centimolar solution of acetic acid is 50 and ionic conductivity of acetate ion and hydrogen ion at infinite dilution is 100 and 200 respectively. Calculate percentage ionization of acetic acid.

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Q. The molar conductance of a

0.01 M

solution of acetic acid was found to be

16.30 \times 10^{- 4} S m^{2} m o l^{- 1}

25^{\circ} C

. The molar ionic conductance of

H^{+}

C H_{3} C O O^{-}

ions at infinite dilution are

349.8 \times 10^{- 4}

40.9 \times 10^{- 4} S m^{2} m o l^{- 1}

, respectively, at the same temperature. What percentage of acetic acid is dissociated at this concentration?

Q. The equivalent conductances of sodium choride, hydrochloric acid and sodium acetate at infinite dilution are

126.45, 426.16

91.0 o h m^{- 1} c m^{2} e q^{- 1}

, respectively, at

25^{\circ} C

. Calculate the equivalent conductance of acetic acid at infinite dilution.

Q. Equivalent conductivity of acetic acid at infinite dilution is

390.7

c m^{2}

e q u i v^{2}

0.1

M acetic acid is

5.2

c m^{2}

e q u i v^{2}

. Calculate degree of dissociation,

H^{+}

ion concentration and dissociation constant of the acid.

Q. The molar conductivity of acetic acid at infinite dilution is

390.7

0.1 M

acetic acid solution is

5.2 S c m^{2} m o l^{- 1}

. Degree of dissociation of acetic acid is X%, value of 3X is:

Q. The equivalence conductances of sodium chloride, hydrochloric acid and sodium acetate at infinite dilution are

126.45, 426.16

91.0 {ohm}^{- 1} {cm}^{2} {eq}^{- 1}

, respectively at

25^{o} C

.
Calculate the equivalent conductance

({in ohm}^{- 1} {cm}^{2} {eq}^{- 1})

of acetic acid at infinite dilution.

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