Answer to Question #313736 in Organic Chemistry for swarnajeet kumar

Question

Describe the method for experimental determination of energy changes accompanying chemical reactions under constant volume conditions.

Answer 1

Internal energy change is measured experimentally using an apparatus called Bomb calorimeter. It consists of a strong steel vessel which can stand high pressure. It is surrounded by a bigger vessel which contains water and is insulated. A thermometer and a stirrer are suspended in it.