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23 June, 02:03

H2O2, hydrogen peroxide, naturally breaks down into H2O and O2 over time. MnO2, manganese dioxide, can be used to lower the energy of activation needed for this reaction to take place and, thus, increase the rate of reaction. What type of substance is MnO2?

a. a reactant

b. an inhibitor

c. an enhancer

d. a catalyst

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Answers (1)
  1. 23 June, 02:13
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    The answer is A because it is a reactant
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