Energy Relations in Chemistry

Energy Relations in Chemistry - Energy Relations in...

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Energy Relations in Chemistry: Thermochemistry The Nature of Energy Sugar you eat is "combusted" by your body to produce CO 2 and H 2 O. During this process energy is also released. This energy is used (among other things) to: Operate your muscles Maintain your body temperature Chemical reactions involve changes in energy : Some reactions produce energy Some reactions require energy Our society as an "organism" requires energy: 90% of our energy comes from chemical reactions involving the combustion of petroleum products. The study of energy and its transformations is known as thermodynamics This area of study began when steam engines were developed during the industrial revolution and the relationships between heat, work and energy for different fuels was being studied. The relationship between chemical reactions and energy changes is known as thermochemistry The Nature of Energy A Force is any kind of push or pull exerted on an object. Gravity
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This note was uploaded on 04/02/2012 for the course CHM CHM1045 taught by Professor Hectorrodriguez during the Winter '11 term at Broward College.

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Energy Relations in Chemistry - Energy Relations in...

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