The convenient way to get the most out of your stop at Pilot Flying J. Reserve a shower from the mobile app. - If you already have a registered loyalty account, simply choose âSign Inâ from the bottom of the screen and use existing credentials.
Answer: An open system can exchange both matter and energy with the surroundings. Î´ H is measured when an open system is used as a calorimeter. A closed system has a fixed amount of matter, but it can exchange energy with the surroundings.
the system is usually defined as the chemical reaction and the boundary is the container in which the reaction is run in the course of the reaction heat is either given off or absorbed by the system furthermore the system either does work on it surroundings or has work done on it by its surroundings