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1.2.5 Calculating energy changes — OCR Chemistry B J258 | GradeGen.AI

Chemistry B
Air and water
Energy changes in reactions
Calculating energy changes

Calculating energy changes

OCR GCSE Chemistry B (J258) — Air and water

What You Need to Know

Calculate energy changes in a chemical reaction by considering bond breaking and bond making energies.

Revision Notes

Calculating energy changes

Practise with Past Papers Key Terms & Definitions

Previous SubtopicInterpreting reaction profiles Next SubtopicArithmetic in energy calculations