Kinetic Theory of Gases

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Questions

• How does kinetic molecular theory explain gas laws?
• What is Graham's Law of Effusion?
• What are some examples of the kinetic theory of gases?
• What is the relationship between Charles law and the kinetic theory of gases?
• Why does the kinetic theory apply to gases?
• What is the average kinetic energy of the molecules in a gas at 273K?
• How does the absolute temperature of a substance relate to the average kinetic energy of its molecules?
• How does a gas expand according to the kinetic molecular theory?
• According to kinetic molecular theory, how are gases compared with liquids and solids?
• Use the terms volume and density to compare gases, liquids and solids in terms of the kinetic molecular theory?
• How does the kinetic theory of gases explain heat?
• Question #7f25d
• How to calculate the root mean square speed, vrms, in m·s^-1 at 227 Celsius and 900 torr, of a gas having a molar mass of 16.0 g·mol^-1 ?
• What are the standard temperature (in Kelvin) and pressure (in atm.) conditions for gas measurements?
• The root-mean-square speed of a gas is found to be 391.2 m/s at 270 K. The gas is ?
• True about kinetic molecular theory? a) The volume of the gas particles is negligible compared to the average distance between any two particles. b) Pressure is due to the collisions of the gas particles with the walls of the container?
• What is the kinetic energy of a mole of oxygen molecules travelling at 255 m/s?
• Question #33156
• Define the properties of an ideal gas?
• Question #55e59
• Question #8c69f
• Question #2e1b0
• Question #0d7b6
• How do molecules move in a gas?
• Question #dc9b9
• If you are wearing wet clothes, and the water evaporates, it cools you down. How does the kinetic theory explain the cooling effect?
• What is the standard temperature used for STP conditions?
• If you squash a balloon, the pressure inside it rises. How does the kinetic theory explain this?
• Question #b6f55
• Question #a1c8b
• If oxygen, #O_2#, effuses (spreads out) at a rate of #622.0# #ms^-1# under certain conditions of temperature and pressure, how fast will methane, #CH_4#, effuse under the same conditions?
• Question #633fc
• Question #aea6f
• What equation relates average kinetic energy to temperature in the high-temperature limit?
• How does increasing temperature increase the number of reactions?
• What happens to the average kinetic energy of water molecules as water freezes?
• How does the rate of effusion of sulfur dioxide, #SO_2#, compare to that of helium?
• Which gas effuses faster: hydrogen or chlorine? How much faster?
• List the postulates of kinetic theory of gases. Derive one kinetic gas equation?
• Question #133a5
• Using Graham's law of effusion, if #"CO"_2# takes 32 sec to effuse, how long will hydrogen take?
• What is the average kinetic energy of a gas in a closed system at #"380 K"#, if the universal gas constant is #R = "8.314472 J/K"cdot"mol"#?
• Question #c1228
• How do you calculate the average kinetic energy of the #CH_4# molecules in a sample of #CH_4# gas at 253 K and at 545 K?
• How does temperature affect the movement of atoms and molecules?
• How are real gases different from ideal gases?
• Why do helium filled balloons deflate over time faster than air-filled balloons do?
• What is the average kinetic energy and velocity of nitrogen gas molecules at 273 K and at 546 K?
• Question #0646e
• Help me review kinetics??? I really don't get it and would appreciate a walkthrough of it!!
• Which of these describes a situation where gases are ideal according to the Kinetic Molecular Theory of gases?
• If oxygen effuses through an opening at a rate of 67 particles per second, how fast would effuses Hydrogen gas effuse through the same opening?
• Question #21958
• What is an ideal gas?
• If the density of the gas is #"4 kg/m"^3# and its pressure is #1.2 xx 10^5 "N/m"^2#, how do I calculate the root-mean-square speed?
• Question #e29ae
• Question #119bd
• At 35°C, argon has a velocity of 300 m/s. What is the velocity of helium at the same temperature?
• The ratio of rates of diffusion of two gases #X# and #Y# is 2:3. The molar mass of #X# is #27#. Find the molar mass of gas #Y#?
• What is the rms speed of He atoms at 295 K?
• What is the rms speed of #O_2# molecules at at 295 K?
• The velocity of nitrogen is 55.6 cm/s. Determine the the rate at which hydrogen sulfide would travel under these same experimental conditions?
• Air is approximately 21% #O_2# and 78% #N_2# by mass. What is the root-mean-square speed of each gas at 273 K?
• The kinetic theory assumes that collisions of gas particles are perfectly elastic. What does this statement mean?
• According to the assumptions of kinetic theory, how do the particles in a gas move?
• Question #95169
• Question #2ca94
• What does the kinetic theory state?
• What is the temperature at which the motion of particles theoretically ceases?
• What is the difference between a law and a theory?
• How would you rank the following gases, NO, Ar, #N_2#, #N_2O_5#, in order of increasing speed of effusion through a tiny opening and increasing time of effusion?
• Question #ddef4
• Question #56b8e
• Question #b26f0
• A gas fills half of a conatainer and the gas is heated at the bottom so that the tempature doubles, but the piston is held in place. What happens to the gas?
• Question #6cdb3
• What are the rules applied to the kinetic theory of gases?
• Question #adb6f
• A sample of Br2(g) takes 30.0 min to effuse through a membrane. How long would it take the same number of moles of Ar(g) to effuse through the same membrane?
• If He(g) has an average kinetic energy of 6670 J/mol under certain conditions, what is the root mean square speed of Cl2(g) molecules under the same conditions?
• Calculate the number of collisions per second of one hydrogen molecule at 24 °C and 2.00 bar. The diameter of a hydrogen molecule is 270 pm?
• Question #5f98e
• How fast is the rate of effusion of hydrogen compared to that of oxygen?
• Question #28663
• If the temperature coefficient #alpha# for a certain reaction is #2.5#, then if the reaction was run at #283^@ "C"# and #293^@ "C"#, what is the activation energy in #"kJ/mol"#?
• If #He# (g) has an average kinetic energy of 5930 J/mol under certain conditions, what is the root mean square speed of #N_2# (g) molecules under the same conditions?
• Question #6c305
• How do I calculate the force constant, zero-point energy, and the energy level spacings for #""^(12) "C"""^(16)"O"# if #tildeomega_e = "2170 cm"^-1#?
• Is there a formula for kinetic theory of gases (the collision with a wall)? If there is, how can I derive it?
• Is pressure of the gas on the wall of a vessel bigger if the gas is a real gas or an ideal gas? Explain?
• We have #O_2#, #H_2#, #He#, and #HCl# gases; which gas will behave LEAST ideally?
• Question #8e8f6
• Question #ae572
• Question #1dbe9
• The average kinetic energy of the molecules of an ideal gas is directly proportional to what?
• What are the four basic assumptions of the kinetic theory with reference to an ideal gas?
• What is the average translational kinetic energy of molecules in an ideal gas at 37°C?
• How would you use the kinetic theory to explain why a helium filled balloon "shrinks" when it is taken from a warm room to the outside on a cold day?
• How should density evolve upon an increase in temperature of a gas?
• Question #5da9f
• Question #e326d
• What are the postulates of the kinetic-molecular theory?
• Question #a1be8
• Question #c3fe6
• Given equal masses of dihydrogen, and other gases, which gas will exert MORE pressure?
• What is the change in molar kinetic energy for the dissociation of the diatomic gas #"AB"(g)# into #"A"(g)# and #"B"(g)# in the high temperature limit?
• How do you determine which atoms would have the greatest velocity if each atom had the same kinetic energy?
• Are the effusion rates of carbon dioxide and propane the same?
• One of two identical balloons contained carbon dioxide (CO2, 44 g mol−1) and the other contained hydrogen (H2, 2.0 g mol−1). If it took 24 hours for all of the H2 to escape from its balloon, how long did it take for all of the CO2 to escape?
• Question #24c45
• Do inert gases have the same atomic number?
• To resolve an object in an electron microscope, the wavelength of the electrons must be close to the diameter of the object. What kinetic energy must the electrons have in order to resolve a protein molecule that is 2.40 nm in diameter?
• According to kinetic molecular theory, what effect do collisions between gas particles in a sample of an ideal gas have?
• Small amounts of NH3 and HCl(g) are released simultaneously at the opposite ends of a 2 metres long tube. At what point the formation of NH4Cl would start? (Either end of the tube can be used to tell the answer.)
• Is this phrase correct? "average kinetic energy isn't so hot"
• We say that Temperature is basically average kinetic energy so can't we say that unit of temperature is Joules??
• How would the equipartition theorem be used to estimate the average kinetic energy of molecules?
• Calculate the ratio of the average kinetic energies of #"8 g"# #"H"_2# compared to #"8 g"# of #"O"_2# at #27^@ "C"#?
• How can we define tho motion of the atoms of a weightless gas? (for example, In ISS, air has no weight, so is the motion of atoms in that air different because it is weightless?)
• What is the kinetic molecular theory of gases? What is its purpose?
• How would you compare diffusion with effusion?
• Question #9cfe8
• How should the rate of diffusion of helium compare to that of sulfur dioxide?
• Question #d1b5d
• Which of the following is the best description of the relationship between average kinetic energy and measurable quantities of an ideal gas?
• One mole of hydrogen gas is moving at a temperature of 26.7 C. What is its total translational kinetic energy?
• What is the ratio of average kinetic energy for hydrogen and helium molecules, if helium is twice as massive?
• Imagine that hydrogen molecules (#H_2#) and oxygen molecules (#O_2#) decided to have a race. if the temperature was the same for both gases, which gas would win the race? Why?
• Helium is found to diffuse four times more rapidly than an unknown gas. What is the approximate molar mass of the unknown gas?
• What is the ratio predicted from Graham's law for rates of diffusion for #NH_3#/#HCl# ?
• What new temperature will a gas have if its speed has to become doubled compared to #127^@ "C"#?
• Question #b347e
• Question #2197d
• I do not understand this " rate of diffusion of gases is inversely proportional to the square root of their molar masses provided that pressure and temperature remain constant. ?
• A certain volume of argon gas ( Mol.wt = 40) requires 45 s to diffuse through a hole at a certain pressure and temperature. The same volume of another gas of unknown molecular weight requires 60 s to pass through the same hole under same conditions?
• If three ideal gases collide with each other, how will the second one travel?
• At #47^@"C"#, what is the average kinetic energy of #"1 g"# of #"O"_2(g)#?
• Question #a1be4
• Assuming a homogeneous gas in the context of Kinetic Molecular Theory of gases, how does the root-mean-squared velocity relate to the average gas velocity in one dimension?
• Will a gas sample have a root-mean-square speed of #v_(RMS) = sqrt((3RT)/m)#?