Across
- 4. the pressure exerted by a force of one newton acting on an area of one square meter
- 6. a substance that can flow and therefore take the shape of its container; a liquid or a gas
- 7. the volume of a fixed mass of gas at constant pressure varies directly with the Kelvin temperature
- 8. a process by which gas particles pass through a tiny opening
- 9. the pressure of a fixed mass of gas at constant volume varies directly with the Kelvin temperature
- 12. a gas that does not behave completely according to the assumptions of the kinetic-molecular theory
- 13. the pressure of each gas in a mixture
- 14. a common unit of pressure
- 18. a collision between gas particles and container walls in which there is no net loss of kinetic energy
- 19. pressure exactly equivalent to 760 mm Hg
- 20. the temperature –273.15° C, given a value of zero in the Kelvin scale
- 21. the volume of a fixed mass of gas varies inversely with pressure at constant temperature
- 22. a device used to measure atmospheric pressure
Down
- 1. spontaneous mixing of the particles of two substances caused by their random motion
- 2. simple mathematical relationships between the volume, temperature, pressure, and quantity of a gas
- 3. an imaginary gas that perfectly fits all the assumptions of the kinetic molecular theory
- 5. total pressure of a mixture of gases is equal to the sum of the partial pressures of the component gases
- 10. a theory based on the idea that particles of matter are always in motion
- 11. the force per unit area on a surface
- 15. the SI unit for force; the force that will increase the speed of a one kilogram mass by one meter per second each second it is applied
- 16. the agreed-upon standard conditions of exactly 1 atm pressure and 0° C
- 17. the relationship between the pressure, volume, and temperature of a fixed amount of gas