1.

K_(sp)of a salt , having the generalformula MX_2in water 4xx10^(-12)The concentration of M^(2+)ions inthe aqueous solution of the saltis

Answer»

` 2xx10^(-6) M`
` 1xx10^(-4) M`
` 1.6 xx10^(-4) M`
` 4xx10^(-10) M`

Solution :` MX_2 hArr M + 2X `
` KsP=4S^(3)=4 XX 10 ^(-12)rArr S =10 ^(-4)= [M^(+2)]`


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