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helloeveryone's avatar

Does anyone know of a link for help on solving the change in enthalpy?

Asked by helloeveryone (68points) March 11th, 2010

Im stuck on some chemistry stuff and i need help. Im not asking anyone to solve it for me, I was just wondering if anyone knew of a good website for a walkthrough or something. I am given the chemical reaction and i need to find the enthalpy.

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jahono's avatar

YOu need to calculate th enthalpy of reaction using the individual bond enthalpies of the chemicals in your reaction.
Total bond energy of rectants – Total bond energy of products = reaction enthalpy.
http://www.webchem.net/notes/how_far/enthalpy/enthalpy_diagrams.htm
Tables of some bond enthalpy values
http://nshs-science.net/crosby/common/pdf/R-bond_enthalpies.pdf

jahono (145points)“Great Answer” (1points) Flag as…

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