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29 March, 02:09

When a cube of manganese oxide was added to a solution of hydrogen peroxide, water and oxygen were produced. Manganese oxide was not used up in the

reaction. Which of the following is likely to increase the rate of the reaction?

Reducing the mass of the cube

Using a smaller amount of solution

Smashing the cube into pieces

Chilling the hydrogen peroxide solution

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Answers (1)
  1. 29 March, 02:40
    0
    chilling the hydrogen peroxide solution

    Explanation:

    everyone says the rest of the answers are wrong
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