The Total Heat of Hydration of 1

question 16

Multiple Choice

The total heat of hydration of 1.00 mol of gas phase Li⁺ ions and Cl ^- ions is -865 kJ. The lattice energy of LiCl(s) is 828 kJ/mol. Calculate the heat of solution of LiCl.

• A) -1,693 kJ/mol
• B) -37 kJ/mol
• C) 37 kJ/mol
• D) 1,693 kJ/mol

---

Definitions:

Formicinae

A subfamily of ants within the family Formicidae, known for their ability to produce formic acid as a defense mechanism.

Tympanic Ring

A bone or complex of bones in the ear, involved in the transmission of sound vibrations to the inner ear.

Eardrum

A thin membrane in the ear that vibrates in response to sound waves, playing a key role in hearing.

Stapes

A small stirrup-shaped bone in the middle ear, transmitting vibrations from the incus to the inner ear.