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.
Check out the first trailer for Destiny 2. Update: We now have a Destiny 2 trailer and, if that wasn't good enough, a solid release date for the game: September 8. If you want icing on top of that already delicious cake, Bungie also announced that there will be a PC version of the game. Yeah, there are some very good reasons to get excited here.