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Is breaking bonds endothermic or exothermic?

A quick way to remember this is BENDO MEX:

Breaking bonds is ENDOthermic = +ve enthalpy change

Making bonds is EXothermic = -ve enthalpy change

Laura S. GCSE Chemistry tutor, GCSE English tutor, GCSE Biology tutor...

1 year ago

Answered by Laura, an IB Chemistry tutor with MyTutor

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