The average kinetic energy of hydrogen molecules at $300 K$ is $E.$ At the same temperature, the average kinetic energy of oxygen molecules will be
  • A$E/4$
  • B$E/16$
  • C$E$
  • D$4 E$
Easy
art

Download our app
and get started for free

Experience the future of education. Simply download our apps or reach out to us for more information. Let's shape the future of learning together!No signup needed.*

Similar Questions

  • 1
    A vessel of volume 20L contains a mixture of hydrogen and helium at temperature of $27^{\circ} C$ and pressure $2 atm$. The mass of mixture is $5 g$. Assuming the gases to be ideal, the ratio of mass of hydrogen to that of helium in the given mixture will be
    View Solution
  • 2
    An ideal gas has an initial pressure of $3$ pressure units and an initial volume of $4$ volume units. The table gives the final pressure and volume of the gas (in those same units) in four, processes. Which processes start and end on the same isotherm

    $\begin{array}{|c|c|c|c|c|} \hline & A & B & C & D \\ \hline P & 5 & 4 & 12 & 6 \\ \hline V & 7 & 6 & 1 & 3 \\ \hline \end{array}$

    View Solution
  • 3
    Under an adiabatic process, the volume of an ideal gas gets doubled. Consequently the mean collision time between the gas molecule changes from $\tau_{1}$ to $\tau_{2} .$ If $\frac{C_{p}}{C_{v}}=\gamma$ for this gas then a good estimate for $\frac{\tau_{2}}{\tau_{1}}$ is given by :
    View Solution
  • 4
    A cylindrical container of volume $4.0 \times 10^{-3} \,{m}^{3}$ contains one mole of hydrogen and two moles of carbon dioxide. Assume the temperature of the mixture is $400 \,{K}$ The pressure of the mixture of gases is:

    [Take gas constant as $8.3\, {J} {mol}^{-1} {K}^{-1}$]

    View Solution
  • 5
    At a given temperature if ${V_{rms}}$ is the root mean square velocity of the molecules of a gas and ${V_s}$ the velocity of sound in it, then these are related as $\left( {\gamma = \frac{{{C_P}}}{{{C_v}}}} \right)$
    View Solution
  • 6
    The temperature of the hydrogen at which the average speed of its molecules is equal to that of oxygen molecules at a temperature of $31\,^oC,$ is  ........ $^oC$
    View Solution
  • 7
    A soap bubble of radius $r$ has monoatomic ideal- gas inside. The gas is heated in such a manner that bubble remains in mechanical equillibrium. Assuming that the soap material of the bubble has no heat capacity, the molar heat capacity of the gas in the process will be 
    (Neglect atmospheric pressure)
    View Solution
  • 8
    The molecules of air in the room that you are sitting are all experiencing the force of gravity tending to bring them down. The molecules are also frequently and randomly undergoing collisions, which tend to oppose the effect of fall under gravity. The density of air is nearly uniform throughout the room because
    View Solution
  • 9
    An $HCl$ molecule has rotational, translational and vibrational motions. If the $rms$ velocity of $HCl$ molecules in its gaseous phase is $\bar v ,\,m$ is its mass and $k_B$ is Boltzmann constant, then its temperature will be
    View Solution
  • 10
    A vessel contains a mixture of one mole of oxygen and two moles of nitrogen at $300 K$. The ratio of the average rotational kinetic energy per ${O_2}$ molecule to that per ${N_2}$ molecule is
    View Solution