ClearConcept — A-Level Revision

Specification Reference

Balanced equations

Higher demand

Plain English

Balanced equations

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Real World

The Haber process uses the equation N₂ + 3H₂ ⇌ 2NH₃ to tell BASF engineers that 3 tonnes of hydrogen are needed per tonne of nitrogen fed into each reactor cycle.

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Exam Focus

Check atom balance and charge balance separately for ionic equations; a common error is balancing atoms but ignoring charges.

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