D2.3.1—Solvation with water Topic Practice
D2.3.1—Solvation with water Topic Practice

IB Biology syllabusBiology SL/HLFirst assessment 2025
Students practise interpreting how water’s polarity and hydrogen bonding enable solvation of ions and polar molecules in biological contexts.
How this is tested
- translate Solvation with water wording into the required equation, diagram or calculation
- interpret the final result in the context of the data or model used
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