The density of neon gas will be highest at: — States of Matter and Gaseous State Chemistry Question

💡 Solution & Explanation

Density $d = PM/RT$. For a given gas, $d \propto P/T$. The ratio $P/T$ is highest for $0^\circ\text{C}$ ($273\text{ K}$) and $2\text{ atm}$ ($2/273$).