ChemistryEnergy changesJAMB
The heat of neutralisation of a strong acid by a strong base is about
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Answer: A. −57 kJ per mole of water formed
H⁺ + OH⁻ → H₂O releases about 57 kJ/mol, whichever strong acid and base are used.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.