Chapter 1: Matter and Measurement

Chapter 1 Matter and Measurement Prentice Hall © 2002 General Chemistry C hapter 6 Slide 1 of 41 Chapter 6 Gases Philip Dutton University of Windsor, Canada Prentice Hall © 2002 General Chemistry Prin[.]

General Chemistry Principles and Modern Applications Petrucci • Harwood • Herring 8th Edition Chapter 6: Gases Philip Dutton University of Windsor, Canada Prentice-Hall © 2002 Prentice-Hall General Chemistry: C Slide of 41 Contents 6-1 6-2 6-3 6-4 6-5 6-6 Properties of Gases: Gas Pressure The Simple Gas Laws Combining the Gas Laws: The Ideal Gas Equation and The General Gas Equation Applications of the Ideal Gas Equation Gases in Chemical Reactions Mixtures of Gases Prentice-Hall General Chemistry: C Slide of 41 Contents 6-6 6-7 6-8 6-9 Mixtures of Gases Kinetic—Molecular Theory of Gases Gas Properties Relating to the Kinetic—Molecular Theory Non-ideal (real) Gases Focus on The Chemistry of Air-Bag Systems Prentice-Hall General Chemistry: C Slide of 41 6-1 Properties of Gases: Gas Pressure • Gas Pressure Force (N) P (Pa) = Area (m2) • Liquid Pressure P = g ·h ·d Prentice-Hall General Chemistry: C Slide of 41 Barometric Pressure Standard Atmospheric Pressure 1.00 atm 760 mm Hg, 760 torr 101.325 kPa 1.01325 bar 1013.25 mbar Prentice-Hall General Chemistry: C Slide of 41 Manometers Prentice-Hall General Chemistry: C Slide of 41 6-2 Simple Gas Laws • Boyle 1662 Prentice-Hall P V General Chemistry: C PV = constant Slide of 41 Example 5-6 Relating Gas Volume and Pressure – Boyle’s Law P1V1 = P2V2 P1V1 = 694 L V2 = P2 Vtank = 644 L Prentice-Hall General Chemistry: C Slide of 41 Charles’s Law Charles 1787 Gay-Lussac 1802 VT Prentice-Hall General Chemistry: C V=bT Slide of 41 STP • Gas properties depend on conditions • Define standard conditions of temperature and pressure (STP) P = atm = 760 mm Hg T = 0°C Prentice-Hall = 273.15 K General Chemistry: C Slide 10 of 41