Cerium(III) sulfate, \(\ce{Ce2(SO4)2}\) , is less soluble in hot water than it is in cold. Which of the following conclusions may be related to this?
A.
The heat of solution of cerium(III) sulfate is exothermic.
B.
The hydration energies of cerium ions and sulfate ions are very low.
C.
The heat of solution for cerium(III) sulfate is endothermic.
D.
The solution is not an ideal solution.
Exam No：AP Chemistry Problem Set 7 Year：2024 Question No：APChemistry2024AP0209
Answer:
A
Knowledge points:
6.5 Energy of Phase Changes
Solution:
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