Bomb Calorimeter

Contents Page 1.Aim/Objectivep. 2 2.Theory 2.1 expression of Bomb Calorimeterp. 2 2.2Calculationsp. 3 3.frame-upp. 4 4.Methodp. 5 5.Results 6.1Tablep. 6 6.2Graphp.7 6.3Sample calculationsp. 8 6.Discussion/ closedownp. 9 7.Bibliographyp.10 1. engineer/ OBJECTIVE In this experiment, give way calorimetry will be utilise to determine the raise up of combustion (heat that the fuel gives false oer a certain amount of time when its ignited). acquire the Calorific Value of the fuel used and fate how the often determined value comp ares to the theoretical calculations and industry standards 2. system A bomb calorimeter is a sealed container capable of attribute several atmospheres of bungle pressure. It measures the enthalpy of answer by carrying verboten the combustion reaction under constant volume conditions. This exothermal reaction increases the temperature privileged the bomb, which co nsequently transfers the dexterity to the external peeing jacket elevator the external temperature.

It is this rise in the water-jacket temperature which is monitored and then back-calculated to obtain energy release by the combustion reaction. 1. Construction of Bomb Calorimeter A weighed sample of substance is placed in contact with an dismissal electrify inside the bomb. The bomb is fill to about 20 atm of pressure with O2, sealed, and placed in a cognize amount of water. An electric current is passed finished a wire to ignite the mixture. As the combustion takes place, the heat evolved raises the temperature of the calor imeter and its surrounding water, as measure! d by a thermometer. In order to nix heat loss from the calorimeter system, some calorimeters are surrounded by a second water bath, whose temperature is perpetually adjusted (by the experimenter) to yoke that of the calorimeter. Thus, the heat transfer between the system...If you urgency to get a full essay, order it on our website: BestEssayCheap.com

If you want to get a full essay, visit our page: cheap essay