How to answer a question on atomisation most students got wrong. Learning the A-level enthalpy change definitions is one of the easiest ways to get marks in an exam, it doesn't require application, simply recall. For extra help I've put together a set of flashcards which covers the entire A-level topic! #energetics #thermodynamics #enthalpydefinitions #alevelchemistry #ocrchemistry #chemistrystruggle #chemistrystudent | The Chemistry Program | Facebook