Three common compounds used in "ice melt" are magnesium chloride, calcium chloride and sodium chloride. At 20EC, 37.45 g of CaCl2 was soluble in 50.O mL of water, 135.75 g of MgC12 was soluble in 250.0 mL of water and 360 g of NaCl was soluble in 1000 g of water. a. What is the solubility of each? Which is the most soluble at 20 deg. C? b. For the two alkali earth compounds, was hydration energy or lattice energy responsible for the solubility trend? For the compound that is the MOST soluble, what is the: c. Freezing point and boiling point

Three common compounds used in "ice melt" are magnesium chloride, calcium chloride and sodium chloride. At 20EC, 37.45 g of CaCl2 was soluble in 50.O mL of water, 135.75 g of MgC12 was soluble in 250.0 mL of water and 360 g of NaCl was soluble in 1000 g of water. a. What is the solubility of each? Which is the most soluble at 20 deg. C? b. For the two alkali earth compounds, was hydration energy or lattice energy responsible for the solubility trend? For the compound that is the MOST soluble, what is the: c. Freezing point and boiling point

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter9: Liquids, Solids, And Materials

Section: Chapter Questions

Problem 103QRT

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