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An aqueous solution of a salt MX2 at cer...

An aqueous solution of a salt `MX_2` at certain temperature has a van't Hoff factor of 2. The degree of dissociation for this solution of the salt is :

A

0.5

B

0.33

C

0.67

D

0.8

Text Solution

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`alpha=(i-1)/(n-1)=(2-1)/(3-1)=1/2 0.50`
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