What are the Chemical properties of Ethyne

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?

What statement goes against the kinetic theory of gases

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?