Ch. 17 - Chemical ThermodynamicsWorksheetSee 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: Which statement is correct? a) Heating always decreases the entropy of a system. b) The reaction that results in an increase in the number of moles of gas always decreases the entropy of a system. c) A greater number of particles leads to a smaller number of microstates. d) An increase in the temperature decreases all types of molecular motions. e) The dissolving of a solute often leads to an increase in entropy.

Problem

Which statement is correct?

a) Heating always decreases the entropy of a system.

b) The reaction that results in an increase in the number of moles of gas always decreases the entropy of a system.

c) A greater number of particles leads to a smaller number of microstates.

d) An increase in the temperature decreases all types of molecular motions.

e) The dissolving of a solute often leads to an increase in entropy.