A Pure Solvent Freezes at 43

question 9

Multiple Choice

A pure solvent freezes at 43.4?0°C.The freezing temperature is 40.7°C when 17.5 g of CO(NH₂) ₂ is dissolved in 1.00* 10² g of the solvent.Calculate the molal freezing point constant of the solvent.

• A)0.027 °C/m
• B)0.343 °C/m
• C)0.93 °C/m
• D)13.9 °C/m
• E)14.9 °C/m

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