The normal freezing point of a certain liquid X is -5.90 °C, but when 43. g of zinc chloride (ZnCl,) are dissolved in 400. g of X the solution freezes at -7.2 °C instead. Use this information to calculate the molal freezing point depression constant K, of X. Be sure your answer is rounded to the correct number of significiant digits. °C•kg Oxto K, mol ?

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The normal freezing point of a certain liquid X is - 5.90 °C, but when 43. g of zinc chloride (ZnCl,) are dissolved in 400. g of X the
solution freezes at -7.2 °C instead. Use this information to calculate the molal freezing point depression constant K, of X.
Be sure your answer is rounded to the correct number of significiant digits.
°C·kg
K, = 0
mol
Transcribed Image Text:The normal freezing point of a certain liquid X is - 5.90 °C, but when 43. g of zinc chloride (ZnCl,) are dissolved in 400. g of X the solution freezes at -7.2 °C instead. Use this information to calculate the molal freezing point depression constant K, of X. Be sure your answer is rounded to the correct number of significiant digits. °C·kg K, = 0 mol
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