1.

0.96g chloroplatinate of a diacid base when ingnited gave 0.32 g platinum. The molecular mass of the base is [AW of Pt = 195]

Answer»

175
350
`87.5`
210

Solution :`(W)/(ZE+410)=(OMEGA)/(195)`
`(0.96)/(ZE+410)=(0.32)/(195)RARR E = (175)/(2)`
`MW=Z xx E` since it is diacidic base
`therefore MW = Z xx (175)/(2)=175`


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