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The molar conductance at infinite diluti...

The molar conductance at infinite dilution of aluminium sulphate is `858 "ohm"^(-1)"cm"^(2)"mol"^(-1)`. Given the molar ionic conductance of sulphate ions as `160"ohm"^(-1)"cm"^(2)"mol"^(-1)`, the molar ionic conductance of `Al^(3+)` ion is :

A

`378 "ohm"^(-1)"cm"^(2)"mol"^(-1)`

B

`189 "ohm"^(-1)"cm"^(2)"mol"^(-1)`

C

`698 "ohm"^(-1)"cm"^(2)"mol"^(-1)`

D

`349 "ohm"^(-1)"cm"^(2)"mol"^(-1)`

Text Solution

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The correct Answer is:
B
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