The kinetic energy of $2$ moles of $N_2$ at $27\,^oC$ will be ............ $J$. $(R = 8.314\, JK^{-1}\,mol^{-1})$

$A$ football bladder contains an equimolar mixture of $H_2$ and $O_2$. What is the ratio of the rate of diffusion of $H_2$ to $O_2$?

Which of the following is correct about collision frequency $(Z_{11})$ of an ideal gas participating in an isobaric process?

At the same temperature, the molecular speeds of two gases are $u_1$ and $u_2$, and their masses are $m_1$ and $m_2$, respectively. Which of the following expressions is correct?

The average kinetic energy of a molecule of an ideal gas at $25 \, ^\circ C$ is .........

The translational kinetic energy of an ideal gas depends only on its