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A 93.728 grams sample of compound ionized into one cation and three anions when dissolved in...

A 93.728 grams sample of compound ionized into one cation and three anions when dissolved in 125.214 grams of water.  The freezing point of the resulting solution was found to be -6.26 °C.  The freezing point constant of water is 1.86 °C /m.  

(a)        Calculate the concentration of dissolved solutes, in molality.

(b)       Calculate the molar mass of the solute, in grams/mole.

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