Topic — Microscopic model of gases linking macroscopic quantities to molecular motion.
Present in chapters
09
Linked atoms
69 linked atoms.
09 Kinetic theory of gases
- Atoms: from philosophical hypothesis to experimental evidence
- Complete energy balance
- Mean free path
- What is an ideal gas
- From invisible chaos to visible order
- Derivation of the ideal gas law
- Internal energy of an ideal gas
- Worked exercise — Helium in a braking lorry
- Worked exercise — Equipartition and degrees of freedom
- Worked exercise — Escape of hydrogen from the ionosphere
- Degrees of freedom
- The P-V diagram and the critical point
- The work done by the atmosphere
- Internal energy is purely kinetic
- The Van der Waals equation
- The velocity distribution
- The Celsius scale was back to front
- Work done by the gas on the piston
- The three characteristic speeds
- Microscopic origin of pressure
- Problem — Cylinder that falls and stops
- Problem — Celsius-Kelvin conversion
- Problem — Diffusion of a smell
- Problem — Expansion at constant pressure
- Problem — Proof that PV = nRT
- Problem — Isothermal barometric distribution
- Problem — Velocity distribution: hydrogen or oxygen
- Problem — Drill on the v_rms of nitrogen
- Problem — Two gases at the same temperature
- Problem — Internal energy of helium, monatomic and diatomic
- Problem — Internal energy of a monatomic gas
- Problem — Sci-fi physics: doubled Boltzmann constant
- Problem — Sci-fi physics: gas in five dimensions
- Problem — Sci-fi physics: without molecular repulsion
- Problem — Collision frequency
- Problem — Rubber and heat
- Problem — Hydrogen or oxygen at the same temperature
- Problem — Hydrogen or oxygen faster
- Problem — Van der Waals isotherm below T_c
- Problem — Isotherm on a logarithmic scale
- Problem — Boyle’s law
- Problem — Maxwell-Boltzmann at two temperatures
- Problem — Moles and molecules in a cylinder
- Problem — Why coffee cools down
- Problem — Why the atmosphere has no helium
- Problem — Tyre on the motorway
- Problem — Pressure of an ideal gas
- Problem — Pressure and molecular collisions
- Problem — Pressure on a paper cone
- Problem — Ranking average kinetic energy
- Problem — Ranking pressures by temperature
- Problem — Ranking v_rms for four gases
- Problem — Ranking root-mean-square speeds
- Problem — Estimate of collisions per second on the hand
- Problem — Estimate of collisions on a square centimetre
- Problem — Fermi estimate: molecules in a room
- Problem — Fermi estimate: sauna
- Problem — Fermi estimate: collisions on the skin
- Problem — Temperature that doubles the pressure
- Problem — Critical temperature from Van der Waals
- Problem — Temperature from v_rms
- Problem — Escape temperature of hydrogen
- Problem — Root-mean-square speed of nitrogen
- Problem — Root-mean-square speed and speed of sound
- Problem — True or false on ideal gas and speed
- Problem — True or false on gas properties
- History — from the philosophical atom to the physical atom
- Root-mean-square speed