A certain liquid X has a normal freezing point of -3.00 °C and a freezing point depression constant K, 4.23 °C-kg-mol. Calculate the freezing point of asolution made of 72.3g of ammonium sulfate ((NH4), SO4) dissolved in 750. g of X.Round you answer to 4 significant digits.°CX3∞oEoloAr When 172. g of benzamide (C₂H,NO) are dissolved in 1050. g of a certain mystery liquid X, the freezing point of the solution is 3.4 °C lower than the freezingpoint of pure X. On the other hand, when 172. g of iron (III) chloride are dissolved in the same mass of X, the freezing point of the solution is 8.0 °C lower thanthe freezing point of pure X.Calculate the van't Hoff factor for iron(III) chloride in X. Be sure your answer has a unit symbol, if necessary, and is rounded to the correct number of significantdigits.XS

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A certain liquid X has a normal freezing point of -3.00 °C and a freezing point depression constant K, 4.23 °C-kg-mol. Calculate the freezing point of a solution made of 72.3g of ammonium sulfate ((NH4), SO4) dissolved in 750. g of X. Round you answer to 4 significant digits. °C X S

A certain liquid X has a normal freezing point of -3.00 °C and a freezing point depression constant K, 4.23 °C-kg-mol. Calculate the freezing point of a solution made of 72.3g of ammonium sulfate ((NH4), SO4) dissolved in 750. g of X. Round you answer to 4 significant digits. °C X S

Chemistry

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ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

A certain liquid X has a normal freezing point of -3.00 °C and a freezing point depression constant K, 4.23 °C-kg-mol. Calculate the freezing point of a
solution made of 72.3g of ammonium sulfate ((NH4), SO4) dissolved in 750. g of X.
Round you answer to 4 significant digits.
°C
X
3
∞o
E
olo
Ar

When 172. g of benzamide (C₂H,NO) are dissolved in 1050. g of a certain mystery liquid X, the freezing point of the solution is 3.4 °C lower than the freezing
point of pure X. On the other hand, when 172. g of iron (III) chloride are dissolved in the same mass of X, the freezing point of the solution is 8.0 °C lower than
the freezing point of pure X.
Calculate the van't Hoff factor for iron(III) chloride in X. Be sure your answer has a unit symbol, if necessary, and is rounded to the correct number of significant
digits.
X
S

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