QUESTION #$2$

In a closed vessel with a volume of $0\mathrm{.}6m3,$ there is alr at a pressure of $0\mathrm{.}5$MPa and a temperature of $20$ degrees Celsius. The container is cooled and the air in it loses $105\frac{k}{?}$ of energy.

a$)$ Air pressure in the vessel after cooling

b$)$ Air temperature in the vessel after cooling