1.

The solubility of Mg_3 (PO_4)_2 is S mol L^(-1) The solubility product is given by the relation

Answer»

`s^5`
`36 s^5`
`6 s^5`
`108 s^5`

Solution :`{:(Mg_3 (PO_4) _2,hArr, 3Mg^(2+), +2PO_(4)^(3-)),(S,,3S,2S):}`
`k_(sp) = (3s)^3(2s)^2= 108s^5`


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