What is the answer for write out The number as a decimal number of

Based on the equation and the information in the table, what is the enthalpy of the reaction?

In which phase(s) do the molecules take the shape of the container?

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?