IB skill practice

Use integrated rate relationships and half-life

Paper 1, Paper 2 5 marks Difficulty 4

First-order half-life

A first-order process in a Melbourne HL thermochemistry lesson has \(k=0.13\,\text{min}^{-1}\). Calculate the half-life. Use the labelled diagram, graph, or data table before calculating. Enter the answer and choose the interpretation that matches the HL chemistry evidence.

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