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Chemistry, 21.02.2020 00:01 jaileen84

During chemical reactions the bonds between atoms break and new bonds form. Energy must be absorbed to break a bond, so breaking bonds is endothermic. Making new bonds is exothermic because energy is released. When green copper carbonate decomposes, the equation is:

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During chemical reactions the bonds between atoms break and new bonds form. Energy must be absorbed...
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