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Chemistry 18 Online
OpenStudy (anonymous):

In general, spontaneous reactions: Answer are endothermic absorb energy from the surroundings to progress progress extremely slowly and often need a catalyst release energy and change it to a less useful form

OpenStudy (abb0t):

release.

OpenStudy (destinymasha):

Well, spontaneous reactions are like...instant. It does not require a catalysts to speed it up either. It always releases free energy. (:

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