Ch.9 - Bonding & Molecular StructureWorksheetSee all chapters
All Chapters
Ch.1 - Intro to General Chemistry
Ch.2 - Atoms & Elements
Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
Ch.4 - Chemical Quantities & Aqueous Reactions
Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
Ch.10 - Molecular Shapes & Valence Bond Theory
Ch.11 - Liquids, Solids & Intermolecular Forces
Ch.12 - Solutions
Ch.13 - Chemical Kinetics
Ch.14 - Chemical Equilibrium
Ch.15 - Acid and Base Equilibrium
Ch.16 - Aqueous Equilibrium
Ch. 17 - Chemical Thermodynamics
Ch.18 - Electrochemistry
Ch.19 - Nuclear Chemistry
Ch.20 - Organic Chemistry
Ch.22 - Chemistry of the Nonmetals
Ch.23 - Transition Metals and Coordination Compounds

Solution: Lithium iodide has a lattice energy of -7.3 x 10 2 kJ/mol and a heat of hydration of - 793 kJ/mol.a. Find the heat of solution for lithium iodide.b. Determine how much heat is evolved or absorbed when

Problem

Lithium iodide has a lattice energy of -7.3 x 10 2 kJ/mol and a heat of hydration of - 793 kJ/mol.

a. Find the heat of solution for lithium iodide.



b. Determine how much heat is evolved or absorbed when 40.0 g  of lithium iodide completely dissolves in water.



c. Is the heat evolved or absorbed?