A small bottle of an ideal gas is brought into a thermally insulated room and it is broken in the room. What happens to the temperature of the room?

A small bottle of an ideal gas is brought into a thermally insulated r

1.	A small bottle of an ideal gas is brought into a thermally insulated room and it is broken in the room. What happens to the temperature of the room?
Answer» SOLUTION :It remains constant, as free EXPANSION of the gas does no work, DW= 0 and no HEAT is supplied dQ=0::dŲ =0 or U=constant.