1.

The solubility of an aqueous solution of Mg(OH)_2 be x then its K_(sp) is……..

Answer»

`4x^3`
`108x^5`
`27x^4`
9x

Solution :`MG(OH)_2leftrightarrowMg^(2+)+2OH^-`
`x (2X)^2`
`K_(sp)=4x^3`


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