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When you dissolve Ce₂(SO4)3 in water, does the reaction give off heat or absorb heat? Is the dissolution of Сe₂(SO4)2 in water endothermic or exothermic?

When you dissolve Ce₂(SO4)3 in water, does the reaction give off heat or absorb heat? Is the dissolution of Сe₂(SO4)2 in water endothermic or exothermic?

Chemistry: Principles and Practice
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter3: Equation, The Mole, And Chemical Formulas
Section: Chapter Questions
Problem 3.157QE
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### Exploring the Dissolution of Cerium(III) Sulfate (Ce2(SO4)3) **Question:** When you dissolve Ce2(SO4)3 in water, does the reaction give off heat or absorb heat? Is the dissolution of Ce2(SO4)3 in water endothermic or exothermic? **Explanation:** When Cerium(III) Sulfate, denoted as Ce2(SO4)3, is dissolved in water, the interaction between the compound and the water molecules determines whether the process is exothermic or endothermic. - **Exothermic reactions** release heat, causing the temperature of the solution to increase. - **Endothermic reactions** absorb heat, leading to a decrease in the solution's temperature. In the context of dissolving Ce2(SO4)3 in water, you would need to consider the thermodynamics of the dissolution process, where lattice energy (energy needed to break the ionic bonds in the solid) and the hydration energy (energy released when ions interact with water molecules) play critical roles. To definitively answer whether the dissolution of Ce2(SO4)3 is endothermic or exothermic, one would need practical experimental data or refer to standard thermodynamic tables for the compound's solubility characteristics. **Conclusion:** The specific nature of Ce2(SO4)3's dissolution in terms of heat exchange needs empirical data. However, general principles of thermodynamics for ionic compounds in water provide the framework for understanding whether such a process will absorb or release heat. **Note:** For accurate and conclusive results, conducting a lab experiment by measuring the temperature change when Ce2(SO4)3 is dissolved in water would be ideal.
Transcribed Image Text:### Exploring the Dissolution of Cerium(III) Sulfate (Ce2(SO4)3) **Question:** When you dissolve Ce2(SO4)3 in water, does the reaction give off heat or absorb heat? Is the dissolution of Ce2(SO4)3 in water endothermic or exothermic? **Explanation:** When Cerium(III) Sulfate, denoted as Ce2(SO4)3, is dissolved in water, the interaction between the compound and the water molecules determines whether the process is exothermic or endothermic. - **Exothermic reactions** release heat, causing the temperature of the solution to increase. - **Endothermic reactions** absorb heat, leading to a decrease in the solution's temperature. In the context of dissolving Ce2(SO4)3 in water, you would need to consider the thermodynamics of the dissolution process, where lattice energy (energy needed to break the ionic bonds in the solid) and the hydration energy (energy released when ions interact with water molecules) play critical roles. To definitively answer whether the dissolution of Ce2(SO4)3 is endothermic or exothermic, one would need practical experimental data or refer to standard thermodynamic tables for the compound's solubility characteristics. **Conclusion:** The specific nature of Ce2(SO4)3's dissolution in terms of heat exchange needs empirical data. However, general principles of thermodynamics for ionic compounds in water provide the framework for understanding whether such a process will absorb or release heat. **Note:** For accurate and conclusive results, conducting a lab experiment by measuring the temperature change when Ce2(SO4)3 is dissolved in water would be ideal.
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