H sys = qp. 3. The change in the enthalpy of the system during a chemical reaction is equal to the change in the internal energy plus the change in the product of the pressure of the gas in the system and its volume.
Destiny will be back online at around 2am on Friday, September 9. UPDATE ONE: Destiny maintenance is set to be extended, Bungie has confirmed. The original plans was for the game's servers to go back online at around midnight on Friday, September 9. The studio have now confirmed that fans will have two wait another two hours before Destiny is ready to be launched again.
The Destiny Public Beta began on July 17, 2014 for the PlayStation 3 and PlayStation 4 platforms, before going offline for maintenance on July 21 and 22. On July 22, maintenance was completed ahead of schedule, and the Beta became available for Xbox 360 and Xbox One platforms, which were originally scheduled to gain access on July 23.