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 of the following processes would have a positive ΔSsys value? (a) He(g), 2 atm → He(g), 10 atm (b) 2 NO2(g) → N2O4(g) (c) H2(g) + I2(s) → 2 HI(g) (d) 2 Ag(s) + Br2(l) → 2 AgBr(s) (e) O2(g)

Problem

Which of the following processes would have a positive ΔSsys value?

(a) He(g), 2 atm → He(g), 10 atm

(b) 2 NO2(g) → N2O4(g)

(c) H2(g) + I2(s) → 2 HI(g)

(d) 2 Ag(s) + Br2(l) → 2 AgBr(s)

(e) O2(g) → O2(aq)