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Chemical energy



Energy released from a substance, or absorbed in the formation of a chemical compound, during a chemical reaction.


The energy released from ATP or glucose during a chemical reaction is an example of chemical energy.

See also: potential energy

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Increase in free energy in glycolysis

I have a fair foundation in chemical thermodynamics from my general chemistry courses, but I have not had a class ... doesn't answer my question. In most basic terms, for a system to move from a given energy state to a higher energy state, energy has to enter the system (because energy ...

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by cadamcross
Wed Feb 05, 2014 3:10 am
Forum: Molecular Biology
Topic: Increase in free energy in glycolysis
Replies: 3
Views: 2437


You use chemical energy every second. If you see any plants, they use light energy. Right now, I'm not aware of any organism consuming ...

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by JackBean
Mon Nov 11, 2013 9:22 am
Forum: General Discussion
Topic: organism
Replies: 2
Views: 982


Hello everyone, I need some help. Could you tell me, which energy sources can be used and converted by organisms? chemical physical or light energy.

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by klasela
Sat Nov 09, 2013 12:21 pm
Forum: General Discussion
Topic: organism
Replies: 2
Views: 982

Re: How do i know if a reaction is endothermic or exothermic?

... bond energies of reactants - sum of energies of products = Total input energy – Total output energy From: Enthalpy Changes in Chemical Reactions http://faculty.ncc.edu/LinkClick.aspx?fileticket=L2sV5SDzIhE%3D&tabid=1871 ...

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by jonmoulton
Mon Nov 04, 2013 4:07 pm
Forum: General Discussion
Topic: How do i know if a reaction is endothermic or exothermic?
Replies: 1
Views: 3886

holographic origin of life

FURTHER CONSIDERATIONS If life as a whole is a sum of random spontaneous chemical reactions then they should have been created gradually from some ... leads to equilibrium, so this means that an external source of energy must existed to sustain and further promote the reactions. The most ...

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by minasole
Tue Oct 08, 2013 9:30 am
Forum: Evolution
Topic: holographic origin of life
Replies: 13
Views: 18271
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