Ch.14 - Chemical EquilibriumWorksheetSee 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: Calculate the equilibrium concentrations of N2O4 and NO2 at 25 °C if the initial concentrations are [N2O4] = 0.0180 M and [NO2] = 0.0410 M. The equilibrium constant Kc for the reaction N2O4 (g) ⇌ 2NO2

Problem

Calculate the equilibrium concentrations of N2O4 and NO2 at 25 °C if the initial concentrations are [N2O4] = 0.0180 M and [NO2] = 0.0410 M. The equilibrium constant Kfor the reaction N2O4 (g) ⇌ 2NO(g) is 4.64 x 10-3 at 25 °C. 

Part A

Calculate the equilibrium concentration of N2O4. Express your answer with the appropriate units. 

Part B

Calculate the equilibrium concentration of NO2. Express your answer with the appropriate units.