CAIE Chemistry guide

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    5.2 Hess’s Law

    BySubarnam

    5.2 Hess’s Law — A Level Chemistry Learning outcomes Candidates should be able to: apply Hess’s Law to construct simple energy cycles carry out calculations using cycles and relevant energy terms, including: determining enthalpy changes that cannot be found by direct experiment use of bond energy data Before you start You can’t set a match…

  • 24.1 Electrolysis

    BySubarnam

    24.1 Electrolysis — A Level Chemistry 🎯 Learning Outcomes Predict the identities of substances liberated during electrolysis from the state of the electrolyte (molten or aqueous), its position in the electrochemical (redox) series, and its concentration. State and apply the relationship F = Le between the Faraday constant, F, the Avogadro constant, L, and the…