Chemistry HL

IB Diploma Programme

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IB Chemistry HL IA: Effect of Concentration on EMF (2025)
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22

September 2025

2024/2025

B
IB Chemistry HL Internal Assessment (IA) investigating how varying concentrations of copper (II) sulfate and the use of different half-cells (iron and aluminum) affect the electromotive force (EMF) of a voltaic cell. The IA includes background theory on electrochemistry, detailed experimental design, data collection, analysis, and evaluation, aligned with the updated IB 2025 assessment criteria under the new syllabus. Useful as a reference for structure, methodology, and approach to writing a st...
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