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Compute the molar conducitivity of a sol...

Compute the molar conducitivity of a solution of `MgCl_(2)` at infinite dilution. Given that `lambda_(Mg)^(2+)=106.12ohm^(-1)cm^(2)"mol"^(-1)`
`lambda _(Cl)^(-)=76.3ohm^(-1)cm^(2)"mol"^(-1)`

A

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

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
B
`^^_(MgCl_(2))^(oo)=lambda^(oo)Mg^(2)+2lambda_(Cl^(-))^(oo)`
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