What is the van't hoff factor for (i) k2so4 (ii) k4[fe(cn)6]?
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Vantoff factor=
no of moles dissociated/No of moles taken
1)one molecule of k2So4 dissociate in two k ion and one so4 ion
Hence vantoff factor=3
2)5(since ion inside coordinate sphere do not dissociate
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