Question

Investigative question: Investigative Question: How does the concentration of potassium permanganate affect the rate of the reaction between potassium permanganate and hydrogen peroxide? 1.4. Explain as fully as you can why, in order to answer the investigative question, it is better to make a stock solution of KMnO4(aq) and dilute it to the concentration needed for each reaction; rather than measure out the amount of solid KMnO4 needed for each reaction and add water to that solid to make the required concentration

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