Kinetic Theory of Gases questions
760 published questions with worked solutions.
- Two moles of helium are mixed with n moles of hydrogen. If C_P C_V = 3 2 for the mixture, then the value of n is -
- For a given gas at 1 atm pressure, rms speed of the molecules is 200 m/s at 127ºC. At 2 atm pressure and at 227ºC, the rms speed...
- The value closest to the thermal velocity of a Helium atom at room temperature (300K) in ms^ -1 is - [k_B = 1.4 10^ -23 J/K; m_...
- The specific heats, C_P and C_V of a gas of diatomic molecules, A, are given (in units of J mol^ -1 K^ -1 ) by 29 and 22,...
- A cylinder with fixed capacity of 67.2 lit contains helium gas at STP. The amount of heat needed to raise the temperature of the...
- A 15 g mass of nitrogen gas is enclosed in a vessel at a temperature 27ºC. Amount of heat transferred to the gas, so that rms...
- A mixture of 2 moles of helium gas (atomic mass = 4u), and 1 mole of argon gas (atomic mass = 40u) is kept at 300 K in a...
- Two moles of helium gas is mixed with three moles of hydrogen molecules (taken to be rigid). What is the molar specific heat of...
- An ideal gas is enclosed in a cylinder at pressure of 2 atm and temperature 300 K. The mean time between two successive...
- A vertical closed cylinder is separated into two parts by a frictionless piston of mass m and of negligible thickness. The piston...
- A gas mixture consists of 3 moles of oxygen and 5 moles of argon at temperature T. Considering only translational and rotational...
- Under an adiabatic process, the volume of an ideal gas gets doubled. Consequently the mean collision time between the gas...
- Two gases-argon (atomic radius 0.07 nm, atomic weight 40) and xenon (atomic radius 0.1 nm, atomic weight 140) have the same...
- To raise the temperature of a certain mass of gas by 50ºC at a constant pressure, 160 calories of heat is required. When the same...
- If the root mean square velocity of hydrogen molecule at a given temperature and pressure is 2 km/s, the root mean square...
- Two moles a monoatomic gas is mixed with six moles of a diatomic gas. The molar specific heat of the mixture at constant volume...
- If the collision frequency of hydrogen molecules in a closed chamber at 27°C is Z, then the collision frequency of the same...
- If n is the number density and d is the diameter of the molecule, then the average distance covered by a molecule between two...
- The specific heat at constant pressure of real gas obeying PV² = RT equation is:
- A sample contains mixture of helium and oxygen gas. The ratio of root mean square speed of helium and oxygen in the sample, is:
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