PPT-Kinetic Theory of Gases

Dr N K Shukla Associate Professor Department of Chemistry Mahatma Gandhi PG College Gorakhpur273001 Part I Connecting the microscopic with macroscopic Macroscopic properties Gas is made of atoms or molecules that occupy a much larger space than the size of the constituent particles. and . Exothermic/Endothermic Reactions. Kinetic Theory. Kinetic Theory . - . A theory concerning the thermodynamic behavior of matter, especially the relationships among pressure, volume, and temperature in gases. . Mr. Nelson. Chemistry. Properties of Gases. Gases are . fluids. Fluids are . any substance that flows. Gases are highly compressible. Example: . Tire pressure. Gases completely fill containers. Gases have . kinetic-molecular theory . is based on the idea that particles of matter are always in ______. For gases, this theory is based on the following ____ assumptions. . Kinetic-Molecular Theory. motion. Phonons – What We. ’. ve Learned. Phonons are . quantized lattice vibrations. store . and . transport . thermal energy. primary energy carriers in insulators and semi-conductors (. computers!. ). Chemistry—2. nd. semester. Properties. All gases share some physical properties:. Pressure (P). Volume (V). Temperature (T). Number of moles (n). These properties combine to describe the behavior of gases using the “gas laws”. Chemistry. Ms. . Piela. Properties of Gases. Gases are . fluids. Fluids are . any substance that flows. Gases are highly compressible. Example: . Tire pressure. Gases completely fill containers. Gases have . Gases. August 6, 2011 Robert Iafe. Chemistry in the News. 2. Polymer nicotine trap is composed of a . porphyrin. derivative (black), in which amide pincers (green) are attached to the zinc (violet) containing macrocycle (blue). The nicotine molecule is shown in red.. Root Mean Squared, Effusion, Real Gases. Visit: . https://checkin.ics.uci.edu. /. . Log in and select . Chem. 1A. . When prompted, type the word of the day: . kmt. Ensure when asked if you will share your location you select “allow”. . Root Mean Squared, Effusion, Real Gases. Kinetic Molecular Theory of Gas. What is Kinetic energy?. Energy of motion. Kinetic theory of gases. Assume molecules are point masses (possess mass but no volume). The Kinetic-Molecular Theory of Matter. Gases. Behavior of Atoms. Kinetic-molecular theory. .  . based on the idea that particles of matter are always in motion. Can be used to explain the properties of solids, liquids, and gases in terms of the energy of the atoms and the forces that act between them. Types of States of Matter. Solid. Liquid. Gas. Plasma. Beam. BEC, or Bose-Einstein Condensate. Zero State of Matter. Most Dense. Changes of State. Kinetic Energy (. kelvins. & . paschals. ). chemwiki.ucdavis.edu/. Gases Kinetic Molecular Theory and Gas Laws Learning Objectives Be able to explain behavior of Gases using Kinetic Molecular Theory Explain relationship of volume, temperature, and pressure Use absolute temperature scale CHARLE’S LAW AND GAY-LUSSAC LAW. DALTON’S LAW OF PARTIAL LAW OF PRESSURE. ROTATIONAL DOF. DOF. DOF. EXPRESSION OF MEAN FREE PATH. NUMERICAL. ; relation to internal energy density. Spherical velocity-space coordinates and the distribution of particle speeds. The equilibrium pdf for a homogeneous, isotropic (ideal) gas is . Maxwell’s distribution.