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30 mL of 0.1M KI(aq.) and 10 mL of 0.2M ...

`30 mL` of `0.1M KI_(aq.)` and `10 mL` of `0.2M AgNO_(3)` are mixed. The solution is then filtered out. Assuming that no change in total volume, the resulting solution will freezing at:
`[K_(f) "for" H_(2)O = 1.86K kg mol^(-1)`, assume molality = molality]

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