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Determination of enthalpy of combustion by bomb calorimeter. P3021401

You can get the concept of:
The first law of thermodynamics, Hess's law, enthalpy of combustion, heat capacity.

Principle:
Bomb calorimeter is used to completely burn the material in oxygen. The heat released in combustion is absorbed by the calorimetric vessel, which was a bomb, and leads to an increase in temperature. At the beginning of the experiment is determined by the heat of the system, through the combustion of a given Number of benzoic acid. Subsequently, under the same conditions determined by the enthalpy of combustion of naphthalene.