Embibe Experts Solutions for Chapter: States of Matter: Gases and Liquids, Exercise 1: WBJEE 2019

At $273 \mathrm{K}$ temperature and $76 \mathrm{cm} \mathrm{Hg}$ pressure, the density of a gas is $1.964 \mathrm{g} {\mathrm{L}}^{-1}$. The gas is

Equal masses of ethane and hydrogen are mixed in an empty container at $298 \mathrm{K}$. The fraction of total pressure exerted by hydrogen is

Equal weights of ethane and hydrogen are mixed in an empty container at $25°\mathrm{C}.$ The fraction of total pressure exerted by hydrogen is

The quantity $hv/K_{\mathrm{B}}$ corresponds to

For a van der Waals' gas, the term $\left(\frac{\mathrm{ab}}{{\mathrm{V}}^2}\right)$ represents some