A gas is allowed to expand in E well insulated container

Last updated: 7/3/2023

A gas is allowed to expand in E well insulated container against a constant external pressure of 2 5 atm from an initial volume of 2 50 L to a final volume of 4 50 L The change in internal energy AU of the gas in joules will be 1 500 J 2 505 J 3 505 J 4 1136 25 J For 1 molal aqueous solution of the following compounds which one will show the highest freezing point