Answer to Question #209318 in General Chemistry for anna

Question #209318

The normal freezing point of ethanol is -117.30 oC. How many grams of electrolyte KF (molar mass=58.1 g/mole) must be added to 35.0 g of ethanol (Kf(ethanol)=1.99 oC/m) to change its freezing point to -120.25 oC?


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Expert's answer
2021-06-22T04:42:22-0400

Grams of electrolyte KF=67.8g


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