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| a solid in which particles are not arranged in a regular repeating patterns. |
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| the unit that is often used to report air pressure |
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| an instrument that is used to measure atmospheric pressure |
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| the temp. at which a liquid's vapor pressure is equal to the external or atmospheric pressure |
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| the energy releasing process by which a gas or vapor becomes a liquid |
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| a solid whose atoms,ions,or molecules are arranged in an orderly structure |
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| dalton's law of partical pressure |
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Definition
| states that the total pressure of a mixture of gases is equal to the sum of the pressure of all the gases in the mixture |
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| the energy releasing process by which a substance changes from a gas or vapor to a solid whithout first becoming a liquid |
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| the movement of one material through another from an area of higher concentration to an area of lower concentration |
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| the attractions between oppositely charged regions of polar molecules |
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| the weak forces resulting from temp. shifts in the density of electrons in electron clouds |
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| collision where the kenetic energy may be transferred |
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| vaporization occurs only at the surface of a liquid |
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| the temp. when liquid turns to a soild |
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| the rate of effusion for gas is inversely proportional to the square root of its molar mass |
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| a strong dipole-dipole attraction between molecules |
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Definition
| explains the properties of gases in terms of energy, size, and motion of their particals |
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| crystal lattice are broken and become a liquid |
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| graph of pressure versus temp. that shows which phase a sub. exsits |
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| force applied per unit area |
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| the energy requiring process by which a solid changes directly to gas |
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| the energy required to increase the surface area of a liquid by a given amount |
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| a compound that lowers the surface tension |
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| a measure of the average kinetic energy of particals |
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| point on a phase diagram representing the temp, and pressure |
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Definition
| the smallest arrangement of connected points |
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| energy requiring process by a liquid changing to a gas or vapor |
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| the pressure exerted by a vapor oer a liquid |
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| a measure of the resistance of a liquid to flow |
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