gas laws final
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24 terms
Terms | Definitions |
|---|---|
 pressure | what is the result of a force distributed over an area |
| gas pressure | collisions of helium atoms with the walls of a closed container cause |
| volume temperature and number of particles | wwhat three factors affect the pressure of an enclosed gas |
| constant | raising the temperature of a gas will increase its pressure if the volume of the gas and the number of particles are |
| lowering the temperature | which of the following will cause a decrease in gas pressure in a closed container |
| charles law | the law that states that the volume of a gas is directly proportional to its temperature in kelvins if the pressure and the number of particles is constant is |
| constant motion | accordin th the kinetic-molecular theory, particles of matter are in |
| solids, liquids, and gases | according the othe kinetic-molecular therory particles of matter are in motion in |
| volume decreases | what happens to the volume of a gas during compression |
| pressure | what does the constant bombardment of gas molecules against the inside walls of a container produce |
| pressure = force / area | what is the definition of pressure |
| barometer | what instrument measures atmospheric pressure |
| 570 mmHG | convert the pressure .75 atm to mm Hg |
| 0 C | standard temperature is exactly |
| 2220 mmhg | three samples of gas each exert 740. mmhg in separate 2 L containers. what pressure do they exert if they are all placed in a single 2 L conainer |
| 5 atm | if five gases in a cylinder each exert 1 atm what is the total pressure exerted by the gases |
| small whole numbers | gay-lussac recognized that constant temperature and pressure, the volumes of gaseous reactants and products can be expressed as reations of ___ ___ ___ |
| number of moles of gas | at constant temperature and pressure, gas volume is directly proportional to the |
| avogadros principle | the expression V=kn is a statement of |
| 22.4 L | the standard molar volume of a gas at STP is |
| temperature | what determines the average kinetic energy of the molecules of any gas |
| kinetic molecular theory of matter | states that all particles of matter are in constant motion |
| collisions | ___between the particles of a gas and the walls of the container cause pressure in a closed container of gas |
| pressure | the pascal is the SI unit for |
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