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Ch 10 Chem Vocab
Chemistry
| Question | Answer |
|---|---|
| diffusion | spontaneous mixing of the particles of two substances caused by their random motion. |
| effusion | a process by which gas particles pass through a tiny opening. |
| elastic collision | a collision between gas particles and between gas particles and container walls in which there is no net loss of kinetic energy. |
| fluid | a substance that can flow and therefore take the shape of its container; a liquid or a gas. |
| ideal gas | an imaginary gas that perfectly fits all the assumptions of the kinetic molecular theory. |
| kinetic-molecular theory | a theory based on the idea that particles of mater are always in motion |
| real gas | a gas that does not behave completely according to the assumptions of the kinetic molecular theory |
| atmosphere of pressure (atm) | exactly equivalent to 760 mm Hg |
| barometer | a device used to measure atmospheric pressure |
| millimeter of mercury (mm of Hg) | a common unit of pressure |
| newton | the si unit for force that will increase the speed of a kilogram mass by one meter per second it is applied |
| pascal | the pressure exerted by a force of one newton acting on an area of one square meter |
| kilopascal | |
| pressure | the force per unit area in a surface |
| standard temperature and pressure (STP) | the agreed upon standard conditions of exactly one atm pressure and 0 degress celcius |
| standard ambient temperature and pressure (SATP) | |
| torr | |
| absolute zero | the tempature given a value of zero on the kelvin scale |
| Kelvin | |
| Boyle’s Law | the volume fixed mass of gas varies inversely with pressure at constant tempature |
| Charles’s Law | the volume of a fixed mass of gas at constant pressure varies directly with the kelvin temppature |
| Combined gas law | the relationship between the pressure volume and tempature of a fixed amount of gas |
| Dalton’s Law of partial pressure | the total pressure of a mixture of gases is equal to the sum of the partial pressures of the component gases |
| Gay-Lusscac’s Law | the pressure of a fixed mass of gas at constant volume varies directly with the kelvin tempature |
| Ideal gas law | the mathematical relationship of pressure volume tempature and the number of moles of a gas |
| Partial pressure | the pressure of each gas in a mixture |
| Avogadro’s Law | equal volumes of gases at the same tempature and pressure contain equal numbers of molecules |
| van der Waals equation | |
| bar | |
| Gas Constant | |
| diffusion | Spontaneous mixing of the particles of two substances caused by their random motion |
| effusion | The rate at which a gas escapes |
| elastic collision | A collision between gas particles and between gas particles and container walls in which there is no net loss of kinetic energy |
| fluid | A substance that can flow and therefore take the shape of its container; a liquid or a gas. |
| ideal gas | An imaginary gas that perfectly fits all the assumptions of the kinetic molecular theory. |
| kinetic-molecular theory | A theory based on the idea that particles of mater are always in motion |
| real gas | A gas that does not behave completely according to the assumptions of the kinetic molecular theory |
| atmosphere of pressure (atm) | 760 mm Hg |
| barometer | A device used to measure atmospheric pressure |
| millimeter of mercury (mm of Hg) | A common unit of pressure |
| newton | The si unit for force that will increase the speed of a kilogram mass by one meter per second it is applied |
| pascal | Unit of measurement for pressure |
| kilopascal | 1000 pascals |
| pressure | The force per unit area in a surface |
| standard temperature and pressure (STP) | The standard conditions of exactly one atm of pressure and 0 degress celcius |
| standard ambient temperature and pressure (SATP) | |
| torr | |
| absolute zero | The temperature given a value of zero on the kelvin scale |
| Kelvin | The temperature at which all thermal motion ceases |
| Boyle’s Law | The volume fixed mass of gas varies inversely with pressure at constant tempature |
| Charles’s Law | The volume of a fixed mass of gas at constant pressure varies directly with the kelvin temperature |
| Combined gas law | The relationship between the pressure volume and temperature of a fixed amount of gas |
| Dalton’s Law of partial pressure | The total pressure of a mixture of gases is equal to the sum of the partial pressures of the component gases |
| Gay-Lusscac’s Law | the pressure of a fixed mass of gas at constant volume varies directly with the kelvin temperature |
| Ideal gas law | the mathematical relationship of pressure volume temperature and the number of moles of a gas |
| Partial pressure | the pressure of each gas in a mixture |
| Avogadro’s Law | equal volumes of gases at the same temperature and pressure contain equal numbers of molecules |
| van der Waals equation | Relates equation of real gas to that of the ideal |
| bar | |
| Gas Constant | R equals 0.082 liter-atmospheres per mole-degree |
Created by:
j.millsdar4
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