The freezing point of the solution decreases by 0.905 deg c, Ask an Expert

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3.586 g of an unknown solid are dissolved into 118.4 g of benzene. The freezing point of the solution decreases by 0.905 ° C compared to that of the pure solvent. What is the molar mass of the unknown solid. The freezing point depression constant for benzene is 5.46° C/m.

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