Chem, Topic 9
An experimental observation that if two equal volumes of gases are at the same temperature and pressure, they have the same number of gaseous particles. Ideal gas law Avogadro's law Graham's law of effusion Dalton's law of partial pressure
Avogadro's law
An experimental observation that the pressure times the volume of a gas, at a specific temperature, is equal to a constant. Graham's law of effusion Kinetic molecular theory Boyle's law Avogadro's law
Boyle's law
At a constant pressure, the volume of a gas varies directly with the temperature. Standard temperature and pressure Boyle's law Ideal gas law Charles's law
Charles's law
The total pressure of a gas mixture is the sum of the pressures of the individual gases. Avogadro's law Dalton's law of partial pressure Boyle's law Effusion
Dalton's law of partial pressure
The mixing of gases is called ____________
Diffusion
Real gases have attractive forces called _______ forces
Dispersion
The transfer of gas through a small orifice into an evacuated chamber. Dalton's law of partial pressure Effusion Ideal gas law Graham's law of effusion
Effusion
Dalton's law of partial pressure is for pure gases. True False
False
The ideal gas law describes the behavior of real gases. True False
False Hypothetical
Avogadro's law states that equal volumes of gases at the same temperature and pressure have the same number of ___________________
Gaseous Particles
An effusion law that states lighter molecules will effuse faster than heavier ones. Dalton's law of partial pressure Effusion Charles's law Graham's law of effusion
Graham's law of effusion
A gas law that associates the product of the pressure and volume with the number of moles, temperature, and a universal proportionality constant. Ideal gas law Dalton's law of partial pressure Kinetic molecular theory Effusion
Ideal gas law
A basic atomic model that describes the behavior of gases. Graham's law of effusion Kinetic molecular theory Pressure Effusion
Kinetic molecular theory
Polluted air usually involves two molecules: ____________________
Ozone and NOx
A unit of measure used in gases that is defined as the force divided by the area. Van der Waals equation Avogadro's law Pressure Standard temperature and pressure
Pressure
Conditions defined as 0ºC and 1 standard atmosphere (atm). Pressure Standard temperature and pressure Charles's law Van der Waals equation
Standard temperature and pressure
With Charles's law, the volume equals ________________ times a constant.
Temperature
The unit of pressure that is commonly used is the ______________
Torr
The molar mass can be calculated if the density of a gas is known at a specific temperature and pressure. True False
True
The partial pressure of a gas and its mole fraction are related. True False
True
The molar volume of an ideal gas is 22.42 liters. True False
True. Molar volume is calculated at STP, which is 0°C and 1atm.
A modification of the ideal gas law that takes into account attractive forces between the particles and their finite volume. Charles's law Boyle's law Van der Waals equation Effusion
Van der Waals equation
Particles of different masses can have the same kinetic energy only if they have the same _________________
Velocity
With Boyle's law, the product of pressure and ______________ is a constant.
Volume
