IB skill practice

Measure enthalpy changes using calorimetry

Syllabus-aligned Chemistry skill. Draft skills remain inactive until production seed coverage is added.

Paper 1, Paper 2 5 marks Difficulty 3

Convert heat change to molar enthalpy

A reaction in a water-heating experiment releases \(6.4\,\text{kJ}\) when \(0.025\,\text{mol}\) reacts. Calculate \(\Delta H\) in \(\text{kJ mol}^{-1}\). Enter the answer and choose the interpretation that matches the chemistry.

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