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For questions relating to the energy required for or produced by reactions, including questions of endothermicity/exothermicity, bond enthalpy, etc.

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Energy in chemical reactions [closed]

My question concerns how energy is used in chemical reactions. I am working with a reaction between magnesium and hydrochloric acid in a class (although this is not a homework question). … As I was thinking about which of the cases was more probable, I started thinking about the energy involved. …
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