The Heat of Solution of Calcium Chloride CaCl₂ Is -82

question 89

Multiple Choice

The heat of solution of calcium chloride CaCl₂ is -82.8 kJ/mol, and the combined heats of hydration of 1.00 mole of gaseous calcium ions and 2.00 mole of gaseous chloride ions is -2327 kJ. What is the lattice energy of calcium chloride

• A) 2,144 kJ/mol
• B) 2,244 kJ/mol
• C) 2,344 kJ/mol
• D) 2,444 kJ/mol
• E) None of the above

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