Which of the following assumptions of the kinetic molecular theory of gases is not valid for real gases at high pressure?
Responda
A) The volume of the gas particles is much smaller than the distance between the gas particles.
B) The gas particles behave like hard, spherical objects in a state of constant, random motion.
C) The average kinetic energy of the gas particles depends upon temperature of the gas only.
D) The gas particles move in a straight line until they collide with another particle or the walls of the container.
E) All of the above are valid for real gases at high pressure.
Questão 2
Questão
If all of the flasks of gas shown are the same size, at the same temperature, and contain the same number of molecules, in which flask will the molecules be moving slowest?
Four different flasks contain gas samples at 298 K. In which of the following samples will the gas molecules be moving the fastest?
Responda
A CO2
B H2
C N2
D O2
Questão 8
Questão
If all of the following flasks are the same size, at the same temperature, and contain the same number of molecules, in which flask will the pressure be highest?