Question
In which one of the following does the given amount of chlorine exert the least pressure in a vessel of capacity $1 \, \text{dm}^3$ at $273 \, \text{K}$?
In which one of the following does the given amount of chlorine exert the least pressure in a vessel of capacity $1 \, \text{dm}^3$ at $273 \, \text{K}$?