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Concentration and Reaction Rate (H)

One of the old Higher PPAs

This reaction investigates the effect on the rate of reaction between potassium iodide and hydrogen peroxide by changing the concentration of potassium iodide. This reaction is a type of ‘clock’ reaction.

Effect of concentration on rate of reaction – pupil guide

Effect of concentration on rate of reaction – teacher guide

Effect of concentration on rate of reaction – risk assessment

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Concentration and Reaction Rate (H)