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26 Cards in this Set
- Front
- Back
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Though different gas substances may have differentchemical properties, they behave similarly as far as __ properties are concerned
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Physical
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Mixtures of gases in air
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Oxygen (O2) and Nitrogen (N2)
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The nobel gases (He, Ne, Ar, Kr, Xe) are all ___ gases
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Monatomic
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When pressure is applied to a gas, its volume readily ____
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Decreases
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Conveys the idea of a force or push that tendsto move something in a given direction
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Pressure
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Pressure significant to support a column of Hg 760mm high
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Standard atmospheric pressure
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Standard atmospheric pressure defines some common non-SI units used to express gas pressures, like ____ and the millimeter of mercury (mm Hg)
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Atmosphere (atm)
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Torricelli
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torr
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Ideal-gas equation
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PV=nRT
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Ratio of the moles of one component of a mixture to the total moles of all components
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Mole Fraction
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Accounts for the properties of an ideal gas in terms of a set statements about the nature of gases
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Kinetic-Molecular Theory
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rms
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Root-mean-square speed
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The ___of one gas through the space occupied by a second gas is another related to speeds where molecules move
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Diffusion
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Equation of state that modifies the ideal-gas equation to account for intrinsic molecular volume and intermolecular forces
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van der Waals equation
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States that the volume of a fixed quantity of gas maintained at a constant temp is inversely proportional to the pressure
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Boyle's law
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The volume of a fixed quantity of gas at a constant pressure ____linearly with temp
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Increases
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The volume of a fixed amount of gas maintained at a constant pressure is directly proportional to its absolute temp
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Charles's law
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_____accounts for the properties of most gases under a wide variety of circumstances
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Ideal-gas equation
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The term R in the ideal-gas equation
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Gas Constant
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The condition 0*C and 1 atm are referred to as the ___
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Standard Temp and Pressure (STP)
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__ can be used to determine many relationships involving the physical properties of gases
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Ideal-gas equation
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Allows to calculate gas density from the molar mass, pressure, and temp of the gas
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Ideal-gas equation
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___ are often recants or products in chemical reactions
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Gases
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___ in balanced chem equations tell of relative amounts(in moles) of rectants and products in a reaction
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Coefficients
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Pressure exerted by a particular components of a mixture of gases
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Partial Pressure
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Implies that each gas in mixture behaves independantly of others
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Dalton's law of partial Pressures
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