OCR GCSE Chemistry A · J248
Specification C5.3c · Paper 2 (Foundation), Paper 4 (Higher)
Loading…
GCSE Chemistry · key term
A reaction direction that transfers energy from the reacting chemicals to the surroundings, usually by heating them.
Used by OCR
Specification C5.3c · Paper 2 (Foundation), Paper 4 (Higher)
Create a free account to read GCSE Chemistry revision notes for your exam board and track your progress.