Ch.12 - SolutionsWorksheetSee 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: You may wantto reference (Pages 608 - 608) Section 13.7 while completing this problemA solution of benzene (C6H6) and toluene (C7H8) is 26.0 % benzene by mass. At 25oC the vapor pressures of pure benzene and pure toluene are 94.2 and 28.4 torr, respectively.Assuming ideal behavior, calculate the mass percent of benzene in the vapor.

Problem

You may wantto reference (Pages 608 - 608) Section 13.7 while completing this problem

A solution of benzene (C6H6) and toluene (C7H8) is 26.0 % benzene by mass. At 25oC the vapor pressures of pure benzene and pure toluene are 94.2 and 28.4 torr, respectively.

Assuming ideal behavior, calculate the mass percent of benzene in the vapor.